Best choice
Bar's BARSTML2L91 Manual Transmission Leak Sealant Additive, 200 ml
Non-corrosive and non-clogging.
£ 31.12
14% discount
Gorilla Waterproof Coat & Seal Black 946ml
*May not work for all types of plastic or rubber. Product is intended for localised usage, it is not designed to coat large surface areas.
£ 34.99 free delivery
Kudos-Trading - Fernox F4 Leak Sealer 500ml Liquid Seal for Central Heating Pipe Work Leaks Water Underfloor Heating Non-Corrosive Non-Toxic Compatible with Most Heating Systems Long-Lasting Seal
Easy-to-use formula Fernox F4 Leak Sealer is designed for quick and hassle-free application. It comes as a ready-to-use liquid that doesn't require any additional mixing or preparation, making it convenient for homeowners and professionals alike.
free delivery
Rectorseal 31780 1-3/4-Ounce Tube Tru-Blu Pipe Thread Sealant
Blue
free delivery
31% discount
Holts 1831469 Radweld Plus New Formula 250ml
Premium grade
£ 11.55
20% discount
TAPEBEAR 200mm x 10m Butyl Tape Waterproof Sealant Tape, Aluminum Foil Duct Sealing Tape for RV Roof Repair, Boat and Pipe Sealing, Silicone, Glass & EDPM Roof Leak Patching, Silver
PROFESSIONAL REPAIR TAPE The professional sealing tape is suitable for your RV roofs repair, doors, windows and, prevent them from leakages, creates a water proof. Sealing plumbing pipes, doors, walls, seams, DIY vents, air ducts, sprinkler HVAC systems, EPDM Roof Patching, etc.
£ 40.99 free delivery
7% discount
K-Seal Ultimate Head Gasket & Block Repair | Seal & Fix Coolant Leaks, 472ml
PROFESSIONAL-GRADE RELIABILITY Trusted by mechanics, our sealer treatment delivers a durable & long-lasting repair. A cost-effective head gasket & block repair, enhancing the performance of your vehicle s cooling system. We've sold millions worldwide & are independently verified by university testing to meet ASTM D3147.
£ 34.99 free delivery
44% discount
Everbuild Timber and Laminate Sealant – Permanently Flexible – Sealant and Gap Filler – Solvent Free – Oak – 290ml
Brand Everbuild
£ 6.25 free delivery
CosWarm CW4 Central Heating Leak Sealer - Treats Up to 18 Radiators - Stops Leak - Boiler Leak Repair & Sealant - Stops Minor Leaks & Weeps, Fixes Pressure Loss & Leaking Pipes - Underfloor Heating
STOPS SMALL LEAKS & FIXES PRESSURE LOSS CW4 Leak Sealer seals all the small and inaccessible leaks, thus saving time and money in draining down and repairing cost. Our boiler leak sealant also helps in fixing pressure loss due to minor leaks from central heating systems.
free delivery
44% discount
Loctite 483283 55 Pipe Sealing Cord for Gas/Water/Pneumatics, 50m Length
General purpose, threaded pipe and fitting sealant
£ 9.24
FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)
Item comes with 3 nozzles for application
free delivery
14% discount
JENOLITE Stop Leak Sealer Spray | CLEAR | 400ml | Leak Sealer for Gutters and Flat Roofs | Waterproof Gutter Sealant | Fills, Seals & Stops Leaks | Long Lasting Waterproof Sealant
ULTIMATE WATERPROOF SEALANT Stop Leak Sealer Spray provides advanced, long-lasting leak protection for gutters, flat roofs, and more. Jenolite's waterproofing sealant can be trusted to act as an instant leak sealer. Perfect for fast-fix repairs and protection for guttering, flat roofs, shed roofs, drain pipes, caravans and more.
£ 13.99
LIQUI MOLY Pro-Line Radiator Stop Leak K | 250 ml | Cooler additive | SKU: 5178
Used for sealing small leaks in cooling circuits of passenger motor vehicles, commercial vehicles and buses. Also suited for cooling water circuits equipped with water filters.
Everbuild 113 Plumbers Putty, Beige, 750 g, 1 - pack
Added plasticiser improves adhesion and helps prevent cracking
free delivery
10% discount
Tetrion Make Good Fix a Leak 400ml
Easy-to-use aerosol format, high build, tough, and flexible. Seals fine leaks & cracks and can be overpainted.
£ 9.99
8% discount
Polar Clear Leak Fix Spray - 400ml - Waterproof Roof Sealant - Instantly Seals Leaks and Cracks, for Lasting Protection on Roofs, Drainpipes and Gutter Repairs, for Interior and Exterior Use
Advanced Waterproofing Solution Polar Clear LeakFix spray is an innovative waterproof sealant spray designed to address fine leaks and cracks effectively. Its rubberised protective formula provides dependable protection against water damage, ensuring long-lasting results on various surfaces including flat roofs, gutters, and external pipes.
£ 12.99
Sentinel Leak Sealer 1L, Seals All Minor leaks and Weeping Joints in Heating Systems, Suitable for All Metals Including Aluminium, Will not Cause blockages in The Heating System
Seals all minor leaks
J-B Weld 2110 Metal Fuel Tank Repair Kit, Gray
Tank Weld Our Metal Fuel Tank Repair Kit Has All You Need For Making Professional Quality, Permanent Repairs With State Of The Art Components And Easy To Follow Instructions.
free delivery
13% discount
Corgi TRIPCON5-C Concentrated Central Heating Leak Sealer - Clear
Controls scale and maintains boiler efficiency
£ 10.95
ADHES Butyl Tape Waterproof Tape Aluminum Foil Tape Sealan Tape,5cm x 5m,for RV Repair, Window, Silicone, Boat and Pipe Sealing, Glass & EDPM Rubber Roof Patching, Silver (5cm x 5m)
High Environmental Adaptability AHDES butyl tape aluminium foil tape is adapt to most kinds of weather. Work well on metal, tiles, shingle, aluminum, galvanized steel, gypsum board, wood, fiberglass, brick, concrete and etc. Your ideal tool for Home, Auto, Outdoors and etc.
23% discount
Transparent Waterproof Coating Agent, Super Strong Insulation Sealant, Suitable for Indoor and Outdoor Joints, Cracks and Leaks (300g*1)
Efficient leak-proof Paistely waterproof sealant uses water as the dispersion medium, is non-flammable, non-toxic, odorless and does not pollute the environment. Transparent waterproof coating agent penetrates seams, cracks and leaks and cures to form a waterproof layer that effectively blocks air, water and moisture, sealing any cracked surfaces. At the same time, waterproof glue can also form a waterproof protective layer in adjacent areas
£ 12.99
29% discount
EVO-STIK Plumber's Mait, Non-Setting Putty for Sanitary Joints, Permanant Flexibility, Waterproof, 750g
Adheres to metal, PVC, vitreous enamels and ceramics
£ 6.95
25% discount
100g Bathroom Sealant,Transparent Waterproof Coating Agent,Waterproof Insulating Sealant,Waterproof Insulation Sealant,Invisible Waterproof Agent,Waterproof Coating,Waterproof Paint,Waterproof Sealant
BATHROOM SEALANT Transparent waterproof coating agent helps you to fix water leaks easily.Clean the foundation surfaces before applying waterproof insulating sealant to ensure the foundation surfaces are dry.Waterproof insulation sealant is your quick and easy way to apply,seal,protect and prevent leaks with invisible waterproof agent
£ 7.99
K2 Radiator Stop Leak, Cooler Board Medium Liquid 400 ml
K2 Radiator Sealant
free delivery
Adey MCXS - External Leak Sealant & Jointing Compound,50ml
Fully WRAS approved
20% discount
Flintronic Invisible Waterproof Sealant, 300g Transparent Roof & Floor Coating, Super Waterproof & Anti-Leakage Agent (Brush Included)
WATERPROOF SEALANT Waterproof insulation sealant can effectively solve water leakage problems, penetrating cracks and sealing any cracked surface. At the same time, it forms a waterproof and protective coating on the adjacent area.
£ 10.99
ERRECOM Brilliant Coolant – 100 ml, Car Radiator Coolant Cooling System UV Leak Detector Dye
Value for money
20% discount
KOAHDE Permeable Invisible Waterproof Agent,Mighty Sealant Spray,Waterproof Leak Repair Spray,Bathroom Tile Waterproof Coating Spray,Leak Trapping Repair Spray,Super Strong Bonding Spray Waterproof
High Temperature Resistance This sealant spray will not sag or drip under high temperature in summer. Will not crack or flake in the cold winter.
£ 9.99
K-Seal Permanent Coolant Leak Repair for Cooling Systems Head Gaskets Radiators
No flushing. Just shake, pour and go.
free delivery
Invisible Waterproof Agent 300g,Transparent Waterproof Coating Agent,Super Strong Clear Insulation Leak Sealer For Roof Sealant,Bathroom Sealant,Patio Sealer,Indoor & Outdoor Joints,Cracks And Leaks
Easy To Usee -Just brush clear waterproof sealant 1 or sevral times on the desired surface with bathroom sealant,and it's done.Immediately and effectively seal leaks and solves the leaking problems in cracked walls,ceilings,roofs,patio,etc.
Silicone Sealant - Clear Bathroom & Kitchen Sealant with Finishing Tool for a Smooth & Professional Finish. Clear Silicon (CLEAR, 120g)
Achieve Professional Results Includes a finishing tool for a smooth, even application.
Tapel Water-Based Liquid Rubber Waterproof Sealant - White 710ML - Waterproof Rubber Paint Indoor & Outdoor Coating Sealant for Leaks, Cracks & Roof Repair - Easy to Apply 800G
Advanced Waterproof Protection Our water-based liquid rubber sealant forms a strong, flexible, and permanent waterproof barrier against air, water, and moisture. The clear, invisible coating is resistant to extreme temperatures, ensuring long-lasting leak prevention.
Zopper 2 x Clear Silicone Sealant Repair Tube 70g WaterProof With Nozzle Easy To Apply Ideal For Small Job Kitchen And Bathroom General Purpose
Crystal Clear Silicone Sealant - Offers an invisible finish for seamless repairs and sealing, ideal for kitchen and bathroom applications.
BLOWN HEAD GASKET? HYPER-SEAL A PERMANANT REPAIR SOLUTION!
Repairs leaks in head gaskets, radiators, cylinder head and heater matrix.
free delivery
Clear Silicone Sealant | Multipurpose Waterproof Silicone Sealant CLEAR | Transparent Bathroom & Kitchen Silicone Sealant x 2 70g Tubes
Easy Application Comes in ready-to-use tubes with a precision nozzle for easy application, ensuring a smooth, even seal without the need for professional tools AND NO GUN NEEDED! Multipurpose Waterproof Clear Silicone Sealant.
9% discount
Todays Tools That Rapid Blue Stuff Anaerobic Sealant 50ml Bottle
The latest in pipe sealing technology
£ 9.49
11% discount
Waterproof Silicone Sealant Clear 70Gm Easy to Apply Ideal for Small Job Kitchen and Bathroom | General Purpose Silicone Sealant Pack of 2
Available in white and clear in both sizes
£ 8.98
11% discount
BLOWN HEAD GASKET? HYPER-SEAL A PERMANANT REPAIR SOLUTION!
Repairs leaks in head gaskets, radiators, cylinder head and heater matrix.
£ 17.95
57% discount
Bar's Power Steering System Leak Sealant 200 ml
Non-corrosive and non-clogging.
£ 28.00
Wärmer System Pipe Thread Sealant For Plumbing and Fittings, Metal and Plastic, 150m Cord,White
Universal Application This pipe thread seal tape is great for sealing tapered pipe threads and fittings of all kind from brass, metal, steel , plastic , ABS or iron fitting 4" NPT (National Pipe Thread). It can also be used as gas pipe sealant.
Black Swan PUT2 Plumbers Putty, White, 28oz
Soft and flexible
8% discount
10 PCS White Mastic Sealant Waterproof, Waterproof Sealant Mastic, Waterproof Sealant Mud, New Type Waterproof Sealant Mastic, for Drain Connection, Wall Hole, Air Conditioning Hole
High-Quality Materials Waterproof sealant mastic is made of an material that is waterproof. as a result, mastic sealant has a high density and can effectively prevent animals from entering. moreover, its good adhesion makes it perfect for patching holes.
£ 4.99
9% discount
SX White PVCu Silicone 300ml - Neutral Curing - Window and Door Frame Sealant - Indoor and Outdoor - UV, Water and Moisture Resistant
FAST CURING - Skin Formation In 10 Mins Curing Through Atmospheric Moisture Forming A Durable Rubber Seal Within 24 hrs
£ 6.99
Draper 50 ml Liquid Sealant | Gasket Sealer | Pipe Leak PTFE | Plumbing Tool | Waterproof Sealer | Metal Joints Rapid Cure | 38916
Efficient Provides instant seals and cures rapidly for superior and reliable performance.
free delivery
C-Tec-Hanicks Leak Sealer 250ml, Seals All Minor leaks and Weeping Joints in Heating Systems, Compatible with C-Tec for All Metals Including Aluminium, Will not Cause blockages in The Heating System
Permanently seals small leaks anywhere in the heating system.
free delivery
Draper 50 ml Liquid Sealant | Gasket Sealer | Pipe Leak PTFE | Plumbing Tool | Waterproof Sealer | Metal Joints Rapid Cure | 38916
Efficient Provides instant seals and cures rapidly for superior and reliable performance.
Trident - Central Heating Leak Sealer - 500ml - Seals Small Leaks and Weeps - Suitable for All Metals Incl Aluminium - Effective in 24 Hours
Will not cause blockages.
300g Invisible Waterproof Anti-Leaking Sealant Agent, Transparent Waterproof Coating Agent, Waterproof Insulation Sealant, Coating Tile Trapping Repair Wall Mending Agent for Home Roof Bathroom
Waterproof Sealant Agent, This is a revolutionary formula based on water and rubber that can penetrate joints, cracks, and leaks and seal any cracked surfaces.
K2 Oil Stop - Stops Oil Leaks, 50ml, 0.06g
K2 Oil Stop is a concentrated additive that prevents leaking oil. Suitable for all types of engines (petrol, diesel, liquefied gas), transmission and steering gear for hydraulic machines. K2 Oil Stop restores the elasticity of worn seals with its original properties.
Rectorseal 31780 1-3/4-Ounce Tube Tru-Blu Pipe Thread Sealant
Blue
BLACK HIGH TEMPERATURE SILICONE ADHESIVE SEALANT 20ml HEAT RESISTANT 300'C new
HIGH QUALITY BLACK SEALANT 300 C HEAT RESISTANT
Fermit V11020Plastic fermit White, Permanent Plastic sealant, Temperature Resistant up to Over 100 °C
Permanent plastic kneadable putty
Waterproof Sealant for Wall Holes, Air Conditioning Pipe Holes - White Wall Mud Sealant Strip Caulk, High Bond Strength Mastic
Perfect Translation The new waterproof sealing putty contains an expansion agent, which automatically expands after the putty hardens, making the filling more plump. Sealant uses high-quality polymer adhesives and filling powder materials. Waterproof sealant mastic can prevent skin cracking and fill small gaps. The high density of the cement ensures good waterproofing and insect resistance after filling.
K2 Oil Stop - Stops Oil Leaks, 50ml, 0.06g
K2 Oil Stop is a concentrated additive that prevents leaking oil. Suitable for all types of engines (petrol, diesel, liquefied gas), transmission and steering gear for hydraulic machines. K2 Oil Stop restores the elasticity of worn seals with its original properties.
free delivery
Lupo Heavy Duty Liquid Vinyl Repair Patch | Vinyl Repair Adhesive Sealant | For Inflatable Kayaks, Canoes, Boats, Air Beds, Tents, Swimming Pools & Hot Tubs (30ml)
PROFESSIONAL STRENGTH Liquid vinyl repair patch engineered with our market leading high-strength formula for heavy duty use. A form of liquid PVC adhesive sealant designed for repairing products made from PVC (polyvinyl chloride), polyurethane and rubberised fabrics.
30G Waterproof Coating - Invisible Agent, Sealant Paste for Indoor & Outdoor Joints - Transparent Wall Leak Proof Sealing Glue Set
Excellent Waterproof Performance This waterproof coating is designed for repairing areas that often come into contact with water. The waterproof coating sealant can penetrate seams, cracks, and leaks, and seal any cracked surfaces. Our invisible waterproof agent will form a waterproof coating on the surface, which will not leak even in heavy rain
Thread Lock Blue and Red, Threadlocker Medium and High Strength, Gap Filling, Lock & Seal Nuts, Bolts, Fasteners and Metals, Stable and Anti-Rust (10mlx2)
Anaerobic Thread lock is anaerobic, so the bottle can not be filled, it need to leave half of the space, to avoid the threadlocker curing and affecting the use. There is enough 10ml of threadlocker in the bottle.
BOSS WHITE JOINTING PASTE 400GRM TUB - White (Jointing Compounds and Sealants)
Plumbing - Consumables
Invisible Waterproof Agent, 100g/300g Waterproof Insulation Sealant Transparent Coating Agent Anti-Leakage Sealant Leak Sealer for Outdoor Home Roof Bathroom (100g)
Efficient Leak Prevention Our waterproof coating agent is a fast-drying formula that is easy to apply, repair, and seal. It forms a strong and flexible protective layer on the surface, ensuring long-lasting waterproof protection.
Drybase Plug 7.5 Kg plugging compound - Stop Water Leaks in just 30 seconds
High-performance plugging compound
free delivery
28% discount
Hemway - Construction All-In-One Hybrid Polymer Sealant & Adhesive - Crystal Clear | Transparent, Anti-Mould, Waterproof & Paintable | 300 ml
HYBRID POLYMER TECHNOLOGY All-in-one technology combines the flexibility of silicone, with the paintability of acrylic caulk & the high-strength seal of adhesives; ideal for construction, renovation, finishing & fixing. Hemway is a British brand and we manufacture our products to the highest standards of quality.
£ 13.95 free delivery
300g Invisible Waterproof Sealant,Transparent Waterproof Coating Agent,Clear Silicone Sealant Waterproof,Bathroom Aealant,Anti-Leaking Clear Insulation Sealant Super Strong Anti-Leakage Agent
Easy and Efficient Coating The clear silicone sealant waterproof can effectively seal and repair damaged surfaces with leakage-proof function, which can be used to bond wet surfaces with high bonding strength, waterproof and leakage-proof. Once dry, it can be painted in any color, seamlessly blending with your desired aesthetics.
Bathroom Sealant Simple Seal Tape for Bathroom Clear Sealant Waterproof Acrylic Adhesive Sealant Leak Sealer Sealing Strip for Shower Tray, Kitchen, Worktop, Sink, Fish Tank, Window Caulking
High Quality Our bath sealant tape is manufactured from high quality acrylic which has higher adhesion than standard PVC. Acrylic tape is very strong, durable and very flexible. It's waterproof, moisture-proof, oil-proof, sturdy and long-lasting.
Todays Tools That Rapid Blue Stuff Anaerobic Sealant 50ml Bottle
The latest in pipe sealing technology
free delivery
Jc.upin 4 Packs Plumbers Tape,PTFE Tape Plumbing Teflon Tape to Stop Leaks Water Thread Seal Tape,Industrial Sealant Tape White (15mm*0.085mm*15M)
Leak Prevention The plumbers tape is specifically designed to stop leaks and provide a reliable seal. It effectively seals pipe threads, preventing water leaks and ensuring a tight connection.
6 Pcs 2025 Type Waterproof Sealant Mastic, Quick Mending Mud for Drain Connection, Waterproof Repair Sealing Clay Sealant, Quick Mending Mud for Drain Connection, Wall Hole, Air Conditioning Hole
Type Waterproof Sealant Mastic The Waterproof Sealant Mastic offers high plasticity, allowing you to mold it into various shapes like round, square, or long to fit the size and shape of any hole with ease and convenience.
Sealpro ProSeal 62020 Instant Gas Tank and Radiator Repair
Good Quality
free delivery
[2X 400ml] Stop the Leak Sealer Spray Waterproof Sealant for Pipe Leaks Cracks Instant Solution
Remains flexible and pliable for years and protects the surface from corrosion
free delivery
39% discount
Hi-Gear HG9048s Insta-Seal Head Gasket Fix Permanent Engine Block Sealer - 236 millilitres
Once the 'weld' is complete Hi-Gear Insta-Seal lasts the life of the engine
£ 17.99
INSTANT LEAK SEALER CLEAR - 400ml - Instant Waterproof Sealant - Ideal for Drain & External Pipes and Guttering Leaks & Cracks - UV Stable - Interior & Exterior Use
INSTANT LEAK REPAIR - Quickly seals leaks and cracks in most household surfaces, including roofing surfaces such as felt, bitumen, garages and sheds.
free delivery
12% discount
Holts Sealit Leak Repair 250ml, (Packing May Vary)
Mixes with all types and colours of antifreeze coolant
£ 12.99 free delivery
Spray & Seal Leak Fix Stop Sealant Instant Waterproof Gutter Roof Pipe - White
Paint Factory
free delivery
STP
Car Air Conditioning Leak Sealer
free delivery
STP Engine Stop Leak for Petrol & Diesel Engines 300 ml, Improved Concentrated Formula, Conditions your Engine and Prevents Minor Oil Leaks, Mechanical Car Cleaning Products, Made in the UK
Conditions engine seals without clogging filters or inhibiting flow
free delivery
Domestic Radiator Epoxy Repair Putty Kit - Repairs Chips, Cracks, Leaks & Similar Damage to Enamel, Steel, Brass, Cast Iron Radiators. (White)
The Acrylic Lacquer Clear dries Crystal Clear to give the repair a Gloss finish.
free delivery
Spray & Seal Leak Fix Stop Sealant Instant Waterproof Gutter Roof Pipe - Black
Rapide
free delivery
Happy Leak Seal 450ml Spa Sealer Pipe Fix A Hot Tub Pipework Shell Leaks Repair Spas (2 x 450ml)
Used To Seal Minor Leaks in Hot Tubs and Spas
free delivery
300ml Spray & Seal Mastic Sealant Instant Leak Fix Stop for Roof Window Pipes Guttering (White)
Effective On Most Surfaces Including Roof Felt Slate Tile Metals Plastics
free delivery
Black Magic Emergency Roof and Gutter Spray 4 x 500ml - Repairs Crack and Leaks - Powerful Bitumen Formula - Easy to Use Formula
The quick and easy way to repair roofs and gutters. SUITABLE FOR USE ON ALL HARD SURFACES SUCH AS FELTED OR ASPHALT ROOFS, GUTTERING, STONE, CONCRETE, SLATE, METALS & WOOD
free delivery
PNJB, Spray And Seal White Mastic Sealant For Guttering Roofs Window Pipes Soil, Spray & Seal Leak Fix Stop Sealant Instant Waterproof, 300ML, (1)
SPRAY APPLICATION The sealant is dispensed from an aerosol can, allowing for even and controlled application. This makes it easy to apply on various surfaces, including those that are irregular or hard to reach. Many spray sealants come with adjustable nozzles or different spray tips to control the width and direction of the spray, ensuring precise application.
free delivery
13% discount
Visbella Neutral RTV 100% Gasket Maker Oil and Water Resistance Anti-Freeze Remain Flexible Ultra 3 oz. High Temperature 600°F Sealant Tube
Formulated to work with oxygen sensor equipped engines, resulting in a sensor safe seal
£ 5.99 free delivery
XADO AtomEx Engine Radiator Cooling System Head Gasket Seal STOP LEAK Treatment
Eliminated the need for expensive reapirs
free delivery
14% discount
DirkFigge 3pcs High Bond Strength Waterproof Sealant Mastic, White, Paste, Caulk, for Pipe Holes, Air Conditioning Pipe Holes
Environmentally friendly materials Our sealant is made of green and environmentally friendly materials. The main components are foaming powder, PVA, glycerin, and water. It is non-toxic, odorless, and does not contain formaldehyde. The cement has a high density and is waterproof and insect-proof. Heat-resistant material, capable of heat resistance, fire resistance, smoke resistance and flame resistance.
£ 6.99 free delivery
Liqui Moly Radiator Stop Leak 250ml
Liqui Moly
free delivery
Bluecol Radiator Sealer 500ml
Bluecol Radiator Sealer
free delivery
10% discount
Wynn's Engine Oil Stop Leak - Prevents & Stops Oil Leaks - Restores Elasticity of Seals & O-Rings - Lubricates & Protects Engine Seals - Safe for All Engine Oils - 325ml
PREVENTS AND STOPS ENGINE OIL LEAKS WITHOUT DISASSEMBLY A powerful formulation designed to effectively stop and prevent engine oil leaks caused by the drying out and shrinking of rubber seals, neoprene rings, and O-rings. This specialised blend penetrates deeply into the affected seals, rejuvenating their structure to restore their original shape and flexibility. The product eliminates the need for costly and time-consuming mechanical repairs by sealing leaks directly within the engine system. Its advanced formula ensures long-lasting protection, preventing further leaks and maintaining engine performance at optimal levels.
£ 8.84 free delivery
Ronseal OCDSW250 250 ml One Coat Damp Seal - White
Ronseal RSLOCDSW250 One Coat Damp Seal comes in the following
£ 10.88 free delivery
Q&H 400ML Instant Leak Stop Spray Black Seal Fix Waterproof Mastic Sealant - Repair Cracks Roofs Window Pipes Gutter Caravans Tents Sealer - Superior Long Lasting Seals Solutions Bathroom Kitchen (3)
Instant leak stop spray & seal pipe roof mastic waterproof sealant
free delivery
400ml Stop That Leak Repair Black Aerosol Spray Cans - Seals Leaks All Around The Home - Ideal for Piping & Guttering (3)
151Products
£ 11.25 free delivery
ENGINE SEAL HEAD GASKET SEALER ,MCP, REPAIRS BLOWN HEAD GASKET & ENGINE BLOCKS,,USING ALL AUTOMOTIVE MANUFACTURES,,,Engine Seal ,MCP,,Confirmed UK Examination of Trademark Standard ,ENGINE SEAL WRAPPED BLOWN HEAD GASKETS & ENGINE BLOCKS,,,DIESEL & PETROL,,,Engine Seal, fixes most leaks in all types of water cooled engine including cracked heads, head gasket failures, cracked blocks, radiators, heater cores and water pumps.
PLEASE ATTENTION## Engine Seal LIQUID IS STRONG,### First used %50 bottle if did not took positive result ,again used complete liquid of bottle***
16% discount
Fernox LS-X External Leak Sealer, 50ml, White, Plastic & Metal, Handheld, Sealer
brand new
£ 9.49
Easylife Leak Sealer Spray - Waterproof Mastic Sealant for Gutter, Pipe, Roof & Window Leaks, Heavy Duty Spray Sealant for Home Repairs, DIY Leak Repair, Stops Water Fast, 500ml
STOP LEAKS FAST - quickly seal cracks, holes and drips in pipes, gutters, windows, roofs and many other home repairs. Just spray to create an airtight, waterproof barrier that stops leaks and prevents damp, mould, and draughts.
free delivery
Concentrated Leak Sealer 500ml - Boiler Central Heating System (C500)
Concentrate - treats a standard heating system up to 100L
free delivery
Spray & Seal Leak Fix Stop Sealant Instant Waterproof Gutter Roof Pipe - Black
Rapide
free delivery
HOCHSTE Holts Radweld 250ml - Radiator & Cooling System Leak Repair, Stops Leaks Fast, Prevents Future Damage Blue - 2 Pack 500ml
Cost-Effective Maintenance Provides a practical solution to address leaks and maintain system health.
free delivery
DIOXSTAR 151 Stop That Leak Repair Leak Repair Spray, Discreet and Reliable Solution, Cracks Instant Solution, Unique Blend of Polymers, Sealing Leaks on Variety of Surfaces, 400ml (2 Pcs)
EFFECTIVE LEAK PREVENTION WITH EASY APPLICATION The 151 Stop That Leak Repair Spray creates a waterproof barrier once applied, sealing leaks efficiently without needing professional help. Its easy spray-on application makes it a convenient choice for homeowners tackling small repair jobs.
free delivery
PEBBLE HUG 151 That Leak Repair Leak Repair Spray, Stop the Leak Sealer Spray Waterproof Sealant for Pipe Leaks, Cracks Instant Solution, 400ml (Pack of 1)
FLEXIBLE The spray's ability to remain flexible and pliable for years is due to its unique formulation. It typically contains a blend of polymers and other materials designed to provide long-lasting protection against leaks and corrosion. This means that the spray will maintain its strength and flexibility even when exposed to direct sunlight.
free delivery
Spray & Seal Mastic Sealant Instant Leak Fix Stop for Roof Window Pipes Guttering 300ml - White
Simply spray and will seal virtually any surface or leaking joint.
free delivery
Kudos-Trading - Fernox 61016 Leak Sealer LS-X External Or Internal Water Pipe Leakage Repair Seal Jointing Compound 50g Plumbers Pipe Fitters DIY plumbers mait
Non-toxic and environmentally friendly the fernox Ls-X external leak sealer is a non-toxic and eco-friendly solution, ensuring that it does not harm the environment or pose any health risks to humans or animals.
LOCTITE SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml
Low-strength thread sealant - The piping sealant hardens via air humidity to form a permanently elastic seal. This seals effectively against both cold and hot water
free delivery
Rubber Liquid Waterproof Sealant, Hupeyna 35 oz Waterproof Patch & Seal Waterproof Coating, Multi-Surface Leak Repair Indoor & Outdoor Coating Cloud Gray Rubber Coating, Roof Liquid Foundation Sealant
Rubber Liquid Coating Sealant Can be Used Directly On Wet Substrates. Waterproof coating can achieve waterproof sealing in a short period of time. From wet surrounding to extreme temperatures, the rubber liquid sealant provides excellent performance, ensuring your surfaces are protected and intact. Whether you need to waterproof your roof, foundation, or any outdoor surface, our rubber liquid waterproof sealants are the ultimate solution for all your waterproofing needs.
free delivery
Everbuild P32 Central Heating System Leak Sealer, 500 ml
Effective within 1 - 24 hours and has been tested and proven to prevent blockages or restrictions in system components without blocking valves, pumps or air vents
Pipe Sealing Thread PTFE Liquid Paste for Water and Gas Leak Fix - 250g Tube
Bisan
FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)
Item comes with 3 nozzles for application
free delivery
Gorilla 84756 Waterproof Coat & Seal Black 473ml
Design & durable
GRANVILLE GV0233 Instant Gasket, 40 g, Clear
Durable & Design
free delivery
Multi-Functional Water-Based Waterproof Leak Paste, Liquid Rubber Waterproof Sealant, Waterproof Sealant Leak Trapping Paste, Invisible Anti-Leakage Agent Suitable for Rooftops, Basements(White,2pcs)
Superior Waterproof Performance The Multi-Functional Water-Based Waterproof Leak Paste effectively seals leaks and prevents water infiltration, making it the ideal choice for both indoor and outdoor applications. With this Liquid Rubber Waterproof Sealant, you can rest assured that your surfaces are protected from moisture
EVO-STIK Clear for Life, Shower & Bathroom Sealant, Stops Mould, Stays Looking New, Colour: Clear
Contents 1x EVO-STIK Clear for Life, Shower & Bathroom Sealant, Stops Mould, Stays Looking New, Colour Clear
11% discount
J-B Weld 8267UK SteelStik Epoxy Putty, dark grey
ENVIRONMENTAL RESISTANCE - Resistant to water, chemicals and heat.
£ 7.99
ADHES Butyl Tape Waterproof Tape for Leak 47 mil Thick, 2 inch x 16 feet, Aluminum Foil Tape Sealant tape for outdoor Roof Repair, Silicone, Boat and Pipe Sealing, Glass & EDPM Rubber Patching,Silver
Weather-resistant Resistant to UV rays, moisture, and harsh weather conditions, our butyl tape provides reliable protection against leaks and corrosion.
TAPEBEAR Butyl Tape White 12mm x 9m, 3mm Thick RV Tape Sealant Waterproof, White Butyl Caulking Tape, Stretchable Butyl Sealant Tape Headlight Sealant Putty Tape EPDM Auto RV Window Sealant
FOR MULTI SURFACES, EASY TO MOLD Our butyl window sealant conforms well to uneven, irregular shapes and tight spaces, will stick to jagged or smooth edges on fiberglass, rubber, galvanized metal, aluminum, plastic, wood and glass or as an EDPM tape. Use as an alternative to metal roofing tape or rv roof tape sealant.
flintronic RTV Engine Sealant, 650°F High Temperature Silicone Sealant, Oil and Water Resistance Anti-Freeze Sealing for Automotive Motorbike Machine Equipment Repairing, 70ml Silicone Gasket Sealant
HIGH QUALITY MATERIAL Room temperature vulcanized RTV silicone sealant and adhesive, chemically formulated for high strength bonding. Safe, low odor, non-corrosive, excellent adhesion. The paste is red in color and resistant to water, steam, oil, transmission oil and antifreeze, and has a temperature range of -62 C to 343 C
Permatex 59235 High Temperature Thread Sealant: Locks & Seals Threaded Fittings, Resistant to Leakage, Vibration Loosening, Moisture, Hydraulic Fluids, Diesel Fuels, Easy Assembly and Disassembly 50ml
Lubricates threads during assembly and disassembly, making installation and maintenance easier.
Permatex 59235 High Temperature Thread Sealant: Locks & Seals Threaded Fittings, Resistant to Leakage, Vibration Loosening, Moisture, Hydraulic Fluids, Diesel Fuels, Easy Assembly and Disassembly 50ml
Lubricates threads during assembly and disassembly, making installation and maintenance easier.
SIRAMICO COATINGS Leak Stop Clear Instant Waterproof Leak Sealer | 500ml | Perfect Paint for Flat and Pitched Felt, Shed & Garage Roofs | Easy to Apply & Fast Dry
DURABLE PROTECTION - Leak Stop Paint has a tough and durable finish suitable for immediately sealing damaged and leaking roof surfaces such as flat roofs, felt, bitumen, garages, sheds etc. Durable and resilient, it protects against damage from the elements.
free delivery
ZOPPER 400ml Leak Repair Spray Black | Seals Leaks all Around Home Ideal for Piping, Drains Windows, Roofs and Guttering - Waterproof, Paintable & Flexible
Durable Protection The flexible formula not only seals, but also protects surfaces from corrosion, preventing future leaks.
free delivery
10% discount
STP Engine Stop Leak for Petrol & Diesel Engines 300 ml, Improved Concentrated Formula, Conditions your Engine and Prevents Minor Oil Leaks, Mechanical Car Cleaning Products, Made in the UK
Conditions engine seals without clogging filters or inhibiting flow
£ 9.97 free delivery
Silicon SEALANT Clear Tube 70G
Durable
free delivery
22% discount
HOLTS Wondarweld - 500ml - WW500
PROFESSIONAL COOLANT LEAK REPAIR Wonderweld is a professional cooling system repair product that s designed to fix small cracks and holes in the cylinder head, engine block and head gasket, with no clogging or damaging effect.
£ 20.14 free delivery
K-Seal HD Coolant Leak Repair, 472ml | HGV Radiator, Block & Head Gasket Sealant
EASY TO USE K-Seal couldn't be simpler & requires no draining or flushing; just shake, pour & go - shake the bottle, add the fluid to your coolant system & run your engine as normal.
free delivery
K2 Radiator Stop Leak, Cooler Board Medium Liquid 400 ml
K2 Radiator Sealant
free delivery
PNJB, 151 Stop That Leak Repair Leak Repair Spray, Stop the Leak Sealer Spray Waterproof Sealant for Pipe Leaks, Cracks Instant Solution, 400ml (1 Pcs)
LEAK SPRAY The spray is typically made up of a sealant that can be applied directly to the affected area. Once applied, the sealant will harden to create a waterproof barrier that will prevent any further leaks. It's a convenient and cost-effective way to repair leaks without having to hire a professional.
free delivery
Spray & Seal Mastic Sealant Instant Leak Fix Stop for Roof Window Pipes Guttering 300ml - Black
Instant leak stop spray & seal pipe roof mastic waterproof sealant
free delivery
XADO AtomEx Engine Radiator Cooling System Head Gasket Seal STOP LEAK Treatment
Eliminated the need for expensive reapirs
26% discount
LOCTITE 55 Pipe Thread Sealant, Non Curing Plumbers Tape for Plumbing Pipes and Fittings, Reliable Fast Action Cord for Metal and Plastic, 160m
Quick and reliable This plumbers tape creates reliable seals with immediate protection against full pressure, meaning there is no waiting time for drying
£ 15.26
11% discount
WYNNS 1831051 64505 Power Steering Stop Leak 125 ml
Smoothes and quietens power steering action
£ 13.99
Wynn's Radiator Stop-Leak - Seals Radiator & Head Gasket Leaks - Prevents Corrosion & Rust - Compatible with All Coolants/Antifreeze & OAT Fluids - Safe for Hoses & Sensors - 325ml
VERSATILE APPLICATION FOR PETROL, DIESEL, AND LPG ENGINES Ideal for all "water" cooled systems, this sealant is suitable for a wide range of engine types, including petrol, diesel, and LPG. It is recommended not only for repairing minor leaks but also as a preventive solution to avoid potential issues before they escalate into costly repairs. By reinforcing the integrity of the cooling system, this product helps maintain vehicle reliability and performance under various driving conditions. Whether used for routine maintenance or emergency repairs, it offers an effective and lasting solution for cooling system leaks.
£ 6.49 free delivery
J-B Weld 8277 WaterWeld Epoxy Putty Stick 2 Pack
WATERWELD Plugs or seals leaks, holes and cracks in almost anything. Repairs plumbing, fuel tanks, tub and shower, drains, pool and spa, boats and potable water tanks, setup occurs even under water.
Kudos-Trading - Fernox Hawk White 200g Jointing Compound for Plumbing Leak Prevention PTFE Based Non Setting Durable Water Resistant Sealant for Pipe Fittings Threaded Joints in Water Systems
Wide Range of Applications This versatile compound is suitable for use on both hot and cold water systems, including central heating systems. It can be applied to metal and plastic threads, making it a go-to solution for various plumbing needs.
TAPEBEAR Butyl Putty Tape Black 12mm x 9m, 3mm Thick EDPM Butyl Rubber Sealant, Sound Dampener Automotive Butyl Tape, Stretchable RV Sealant Caulking Putty for Boat Sealing, EDPM Roof, Headlight
FOR MULTI SURFACES, EASY TO MOLD Our butyl window sealant conforms well to uneven, irregular shapes and tight spaces, will stick to jagged or smooth edges on fiberglass, rubber, galvanized metal, aluminum, plastic, wood and glass or as an EDPM tape. Use as an alternative to metal roofing tape or rv roof tape sealant.
16% discount
Gorilla Waterproof Black Coat & Seal Spray, 450ml – Flexible, Weatherproof Liquid Sealant | Seals out Water, Air & Moisture | For Roof Tiles, Brick, Wood, Metal, Concrete, Stone, Rubber, Plastics*
GREAT FOR Perfect for roofing, gutters, downpipes, windows uPVC, external chimneys, and small repairs on caravans, providing effective sealing and protection. Not for flashing applications, pipes under pressure or for use inside firebox.
£ 21.99 free delivery
AMK® Evo Stik Plumber's Mait Quick Leak Repair Putty 50g Emergency Repairs Pipe Radiator Tank Cylinder Sticks On Wet Surface Sets Underwater Adhesive Strong Hold DIY At Home
Plumber's Mait Quick Leak Repair Putty
free delivery
SIRAMICO COATINGS Instant Leak Sealer | 400ml - White | Waterproof UV Stable Sealant | Ideal for Drains & External Pipes and Guttering Leaks & Cracks
INSTANT LEAK REPAIR - Quickly seals leaks and cracks in most household surfaces, including roofing surfaces such as felt, bitumen, garages and sheds.
free delivery
EVO-STIK Plumber's Mait, Non-Setting Putty for Sanitary Joints, Waterproof, 1.5kg
Adheres to metal, PVC, vitreous enamels and ceramics
LM 1005 Oil Leak Stop 300 ml
Regenerates rubber and plastic engine seals such as shaft seals and valve stem seals and prevents oil stains under the vehicle. Works against oil thinning. Reduces engine noises and oil consumption.
free delivery
Drybase Plug 3 Kg plugging compound - Stop Water Leaks in just 30 seconds
High-performance plugging compound
free delivery
Granville GV0373 Silicone Sealant, 40 g, Black
Note Shelf life of the product is 18 months from date of manufacture
free delivery
6% discount
Everbuild Silweld Silicone Self-Fusing Repair Tape – Watertight – Electrical Insulator – Black – 3m
VERSATILE This silicone tape can be used on a wide variety of materials, from emergency repair to air pipes and water hoses to insulating electrical wires or connections.
£ 9.32 free delivery
PNJB, Waterproof Solvent Free Ideal for boats, pools, water tanks etc., DIY Waterproofing for Home Use, Tile Grout and Sealant for Tiles, Metal, PVC, Wood, Suitable for Wet & Damp areas, (2 Pcs)
STRONG AND ADHESIVE - Strong Adhesive for use on ceramics, most plastics, pipework, radiators, tanks, tools, wood and much more.
free delivery
Concentrated Leak Sealer - Boiler Central Heating System (A500)
Concentrate - treats a standard heating system up to 100L
free delivery
Loc-tite 55 Pipe Sealing Cord 50m High Performance Thread Sealing Solution for Plumbing HVAC and Industrial Applications Reliable Easy to Use and Durable Sealant for Pipes and Fittings.
Instant Leak-Proof Seal Loctite 55 Pipe Thread Sealing Cord ensures immediate full-pressure sealing without any curing time. Perfect for urgent repairs and installations, this sealing cord saves you valuable time and effort, delivering a reliable and leak-free connection every time.
Wynn's 45641 Cooling System Stop Leak 325ml
Is compatible with all antifreezes and coolants, also with OAT coolants (Organic Acid Technology)
free delivery
Liquid Waterproof Sealant, Hupeyna Invisible Waterproof Agent, Transparent Repairing Leak Waterproof Adhesive, Indoor and Outdoor Water-Based Waterproof Coating 35 Ounces
Practical & High Quality Liquid waterproofing sealants coatings are water-based. Multiple overlapping coats form a permanent bond. Invisible waterproof glue forms a film that insulates against air, water and moisture. The roof sealant waterproof is waterproof, long-lasting waterproof, low temperature and heat resistant. The use of transparent repairing leak waterproof adhesive can form a long-term protective film, which helps to save time, money and energy.
free delivery
Everbuild General Purpose Silicone Sealant – Waterproof – Suitable for Interior and Exterior Use – Grey – 280ml
AVAILABLE IN A RANGE OF COLOURS Also available in black, brown, clear and white. Clear and white are also available in an 80ml Easi Squeeze tube.
EVO-STIK Plumber's Mait, Non-Setting Putty for Sanitary Joints, Waterproof, 1.5kg
Adheres to metal, PVC, vitreous enamels and ceramics
16% discount
Fernox 61016 LS-X Leak Sealer External 50 GM, Yellow
Ready to use, no mixing
£ 10.75 free delivery
LIQUI MOLY 5189 Pro-Line Radiator Cleaner 1 Litre - Black
Deposits in the cooling heating system form barriers against heat exchange, blocking the thermostat and regulating mechanisms.
free delivery
Gorilla Mould Resistant Sealant Clear 80ml
FAST SET - Can be exposed to water after just 30 minutes
free delivery
Evo-Stik 30812665 50 g Plumbers Mait Quick Leak Repair Putty Sealant - Brown by Evo-Stik
Evo-Stik 30812665 50 g Plumbers Mait Quick Leak Repair Putty Sealant - Brown
free delivery
9% discount
Everbuild 113 Plumbers Putty, Beige, 750 g, 1 - pack
Added plasticiser improves adhesion and helps prevent cracking
£ 7.67 free delivery
9% discount
Loctite 55 Pipe Thread Sealing Cord 160 Metres for Hot or Cold Water and Gas
For a quick, easy and reliable seal
£ 16.39
20% discount
J-B Weld 8297 HighHeat Temperature Resistant Epoxy Putty Stick, Machine Gray, 2oz
J-B Weld is an American company that proudly manufactures its products in the USA; when you need a repair, you need the World's Strongest Bond.
£ 9.99 free delivery
Liqui Moly Radiator Stop Leak 250ml
Liqui Moly
free delivery
Loctite 55 Pipe Thread Sealing Cord 160 Metres for Hot or Cold Water and Gas
For a quick, easy and reliable seal
Everbuild General Purpose Silicone Sealant – Waterproof – Suitable for Interior and Exterior Use – Grey – 280ml
AVAILABLE IN A RANGE OF COLOURS Also available in black, brown, clear and white. Clear and white are also available in an 80ml Easi Squeeze tube.
free delivery
Bar's BARSTAL2L91 Automatic Transmission Leak Sealant Additive, 200 ml
Non-corrosive and non-clogging.
Bathroom Sealant, 2024 New Waterproof Insulating Sealant, Transparent Waterproof Coating Agent, Coating Tile Trapping Repair Wall Mending Agent for Home Roof Bathroom (100g, 1)
Effective Waterproof Invisible waterproof sealant helps you to fix water leaks easily. Clean the foundation surfaces before applying the waterproof sealant to ensure the foundation surfaces are dry.Super waterproof leak preventer is your quick and easy way to apply, seal, protect and prevent leaks with waterproof sealant!
K-Seal Coolant Leak, 236ml | Multi-use Car Radiator & Head Gasket Repair Sealant
STOP HOLES & CRACKS With just 1 step our unique formula will seek out each hole & crack, permanently sealing them, without any adverse impact on the efficiency of your engine cooling.
LIQUI MOLY Radiator Stop Leak | 150 ml | Cooler additive | SKU: 8956
Small leaks caused by stone impacts, porous soldering points and hairline cracks in the cooling simple are easy to localize (one notices that the cooling water level is sinking)
Waterproof Insulating Sealant, Transparent Waterproof Coating Agent, Bathroom Sealant Coating Tile Trapping Repair Wall Mending Agent for Home Roof Bathroom (100g, 1)
Transparent Waterproof Coating Agent This coating agent effectively covers the desired surface and penetrates seams, cracks and leaks to seal cracked surfaces. It also forms a waterproof protective layer on adjacent surfaces, helping to prevent water damage.
5in1 Radiator Stop Leak 310ml
Added corrosion inhibitors
ARZER Car Radiator & Hose Stop Leak Repair Additive - Anti Corrosion 250ml - Repairs Weld Cooling System Rads
ARZER
Bars Powdered Radiator, Engine Block and Gasket Leak Sealant 15 gr
Non-corrosive and non-clogging.
STP
Car Air Conditioning Leak Sealer
Granville Ce-Lit Radiator Stop Leak Cement Sealant Powder (1)
Granville Ce Lit Radiator Stop Leak Cement Sealant Powder 1
Holts Radweld Radiator and Coolant System Leak Repair 250ml No
EFFECTIVE LEAKAGE REPAIR Holts Radweld provides a reliable solution for repairing leaks in your vehicle's cooling system to ensure optimal cooling performance.
Rislone COOLING SYSTEM RADIATOR STOP LEAK
Rislone
Bar's Leaks Original Cooling System Stop Leak
Stops & prevents internal and external leaks up to 0.9 mm in size
Carlube Radiator Sealer 500ml – Fast Leak Repair, Prevents Future Leaks, Safe & Compatible with All Antifreeze
FAST LEAK REPAIR Carlube Radiator Sealant quickly repairs leaking radiators, providing an immediate solution to prevent further damage and coolant loss.
Bar's BARSRSC1L91 Refrigeration System Leak Sealant Additive, Radiator, 200 ml
Radiator Bar's leak cap is specially designed to seal small leaks and drips in the cooling system and reduce or eliminate cavitation
Epoxy Putty, Endhokn 300g White Putty Stick Fix Leaks, Cracks and Fill Holes, Sculpting, Modeling, Epoxy Sculpt Clay for Metal, Ceramics, Plastic, Wood, Tile, Concrete
Multipurpose 2 Part Epoxy Putty White epoxy putty sticks meet underwater and above repair needs. Epoxy fillers can fix cracks, leaks, and fill repair holes, gaps, uneven surfaces. All purpose putty is an ideal choice for both home and industrial use
VIKEYTIM Epoxy Putty, 120g Quick Leak Repair Epoxy Putty Plastic, Ceramic, Acrylic, Metal, Stone, Wood, Glass Bonding and Repair Putty Stick (White)
Epoxy Putty Stick Characteristics Completely mixed evenly, the color is WHITE, and the temperature range is - 50 C to 120 C. Can be used to glue, fill, and repair most items, providing long-lasting and effective repairs
Permatex 30301 Radiator Repair - Stop Leak, 16 fl oz, Protecting Against Coolant Loss, Stopping Leaks and Seepage from Head Gaskets
Peace of Mind With Permatex Radiator - Stop Leak, You Can Drive With The Peace of Mind Knowing That Your Engine is Protected, and Your Car is Running Smoothly.
Corgi TRIPCON5-C Concentrated Central Heating Leak Sealer - Clear
Controls scale and maintains boiler efficiency
free delivery
Holts Speedflush Coolant Flush, Universal Car Radiator Flush, High Performance Coolant Flush For Radiators & Cooling System, Quick & Easy To Use, Prevents Overheating, Suitable For All Cars, 250ml
OVER 100 YEARS OF EXCELLENCE At Holts, we have spent over a century offering solutions to your car troubles to make your life easier and stress free. If you want the perfect tools to maintain, repair or clean your vehicle, we have what you need.
free delivery
AMK® Holts Sealit Coolant Leak Repair Stops Radiator Head Gasket Engine Block Leaks Permanently Antifreeze Compatible Fast Acting
AVOIDS COSTLY REPAIRS By providing a permanent seal, this product can help you avoid expensive mechanical repairs, such as head gasket replacement. Offers great value for money.
free delivery
Fernox 56603 Leak Sealer
Fernox Central Heating Leak Sealer F4 500ml
£ 25.65 free delivery
Holts Radweld Plus New Formula Leak Repair Total Cooling System Leak Repair
WILL BE SEND OUT SAME WORKING DAY IF ORDER BEFORE 2PM, YOU WILL RECEIVE IT NEXT WORKING DAY
free delivery
SUPER FLEX Underwater Sealing Tape for Pool, Garden Pipe Leak Repair - Waterproof Adhesive Aid to Quick Stop Leaks (Clear)
Special Material.. flexible seal repair tape is a super strong, waterproof tape that can patch, bond, seal and repair virtually everything!It improves the service life of roofs, plastic products and water pipes.
AMK® Holts Radweld Radiator Leak Sealer 250ml Stop Cooling System Repair Permanent Seal Fix Antifreeze Compatible Coolant Emergency Automotive Quick Pour Go Vehicle Maintenance
EFFECTIVE LEAK REPAIR Quickly targets seeks out small leaks cracks holes within vehicle radiator cooling system components providing reliable effective solution stop coolant loss prevent potential engine overheating saving costly garage repair bills essential preventative maintenance roadside emergency situations keeping car running smoothly reliably maintaining optimal performance longer periods.
free delivery
151 Products TAR043 Filler, Black
SEAL HOME LEAKS 151 Stop That Leak Repair Spray, ready to use, easily seals leaks all around the home, ideal for windows, piping and guttering around the home, shed, garage or conservatory.
High temperature silicone sealant, silicone sealing compound, heat-resistant sealant for household, car, vehicles, ovens, oven window glazing, electric cookers, stove hobs, cooking surfaces, oil pan, gasket, engine, gearbox, fan pumps, boiler, air conditioners, dryer 85 g + 350 °C, black tube.
Contents 21 g.
J-B Weld 2120 Radiator Repair Kit
RADIATORWELD Our radiator and plastic tank repair kit has all you need for making professional quality, permanent repairs with state of the art components and easy to follow instructions.
£ 19.75 free delivery
Loctite 483283 55 Pipe Sealing Cord for Gas/Water/Pneumatics, 50m Length
General purpose, threaded pipe and fitting sealant
Power Maxed - Coolant Seal Leak Repair - 250ml
Sealing leaks anywhere in the coolant system
free delivery
Car Radiator & Hose Stop Leak Repair Additive Anti Corrosion 250ml Repairs Weld Cooling System Rads
WILL BE SEND OUT SAME WORKING DAY IF ORDER PLACED BEFORE 2PM. YOU WILL RECEIVE IT NEXT WORKING DAY
free delivery
Holts LOYRW2R Radweld 250ml
Wide range of features
free delivery
VITCAS 310ml Central Heating - Leak Sealer – Concentrate - Accelerates Cleaning – Restores Heating Efficiency - Removes Scale - Flux Residue - Extends Boiler Life
CAN BE USED FOR INACCESSIBLE LEAKS Use it for sealing small inaccessible leaks and weeping joints in central heating systems. This sealer will not block the pump, valves or air vents. A soft seal will form after 1-24 hours of entering the primary circuit. Leak Sealer is compatible with all other water treatment products.
28% discount
Holts Radweld Plus Coolant Leak Repair, Total Coolant Leak Repair, Industry Leading Car Radiator Leak Sealant, Easy To Use, Seal Engine Block, Cylinder Head, Hoses & More, Suitable For All Cars, 250ml
COMPLETE COOLANT LEAK REPAIR Radweld Plus is the total coolant leak repair, specially designed with an anti-corrosion formula that protects and maintains a healthy coolant system whilst eliminating the need to drain the system.
£ 11.15 free delivery
Everad - 500ml Concentrated Leak Sealer for Central Heating Systems & Radiators - Seals Small Leaks & Weeping Joints Under an Hour - for Multi-Metal Systems – Including Aluminium. Non Acid
HIGH PERFORMANCE A specifically formulated compound for old central heating system and antique radiators. Helps to internally repair small leaking and weeping joints in the heating system in less than an hour without interfering with pumps or valves.
Holts 1831582 52032020022 Radweld 250 ml
repairing the leaks radiator
free delivery
K-Seal Ultimate Head Gasket & Block Repair | Seal & Fix Coolant Leaks, 472ml
PROFESSIONAL-GRADE RELIABILITY Trusted by mechanics, our sealer treatment delivers a durable & long-lasting repair. A cost-effective head gasket & block repair, enhancing the performance of your vehicle s cooling system. We've sold millions worldwide & are independently verified by university testing to meet ASTM D3147.
free delivery
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