Best choice
Holts 1831595 52014030031 Wondarweld Motor Repair Set 250 ml
Range always up-to-date
£ 15.98
16% 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
41% discount
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.
£ 19.81 free delivery
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.
free delivery
36% discount
ERRECOM Red Cool, Red Coolant and Antifreeze -30°C/+107°C, Fluorescent Formulation with organic-based OAT inhibitor package, G12, Ready to Use, 1 Litre
G12. Refer to the Car Owner s Manual to select the appropriate standard (G11 G12 G12+ G12++ G13). Verify specifications before purchasing
£ 10.08
40% discount
PRESTONE PAFR0035B Coolant Antifreeze for All Vehicles 10 year 300,000 miles Corrosion Protection, Ready to Use, 1 Litre
Prestone is The World s No.1 Branded Coolant Antifreeze & Global leaders in innovative Coolant Technologies
£ 9.95
13% discount
Visbella Radiator Stop Leak Sealer Conditioner Radiator Repair Kit Car Heater Core, Freeze Plugs, Cooling System & Radiator Repair
One step formula -pour directly into radiator- permanently repairs coolant loss problems on cars, bus, trucks, vans, SUV s and RV s
£ 7.99
5in1 Radiator Stop Leak 310ml
Added corrosion inhibitors
Recommendation
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.
ARZER Car Radiator & Hose Stop Leak Repair Additive - Anti Corrosion 250ml - Repairs Weld Cooling System Rads
ARZER
Granville Ce-Lit Radiator Stop Leak Cement Sealant Powder (1)
Granville Ce Lit Radiator Stop Leak Cement Sealant Powder 1
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
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.
EVO-STIK Plumber's Mait Quick Leak Repair Putty, Instant Repairs for Pipes, Radiators, Tanks & Cylinders, Waterproof, 50g
Ideal for bonding to copper, brass, steel, aluminium, fibre glass, acrylic and porcelain
free delivery
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.
Bars Powdered Radiator, Engine Block and Gasket Leak Sealant 15 gr
Non-corrosive and non-clogging.
J-B Weld 8267UK SteelStik Epoxy Putty, dark grey
ENVIRONMENTAL RESISTANCE - Resistant to water, chemicals and heat.
Silverhook Radiator Stop Leak 325ml
Helps prevent clogging
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.
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
K-Seal Permanent Coolant Leak Repair for Cooling Systems Head Gaskets Radiators
No flushing. Just shake, pour and go.
free delivery
TAPEBEAR Butyl Tape for Roof and Leak Repair, Waterproof Sealing Tape Silver Aluminum Tape, for RV Repair, Window, Glass, Silicone, & EDPM Patching, and Pipe Sealing, 2inch x16feet
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.
15% discount
Granville Genuine 1 X Petro Patch Putty 50g Multi Purpose Metal Repair Leaks Car Sealant - Part Number 455
Premium Product
£ 9.81 free delivery
Araldite Repair Putty Extremely Hard Setting Filler Solution with High Temperature Resistance For Durable Bonding & Repairs 50g, Colour May Vary
Huntsman Advanced Materials
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
37% discount
Holts Tyreweld Puncture Sealant Emergency Tyre Repair Foam Car Puncture Repair Kit Sealant, Quick & Easy Flat Tyre Foam, Drive Up To 100 Miles, No Tools Needed Unscented, 400ml , Pack of 1
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.
£ 10.92 free delivery
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
POPPSTAR Self-Fusing Silicone Band, Silicone Tape, 3m x 25mm, Sealing & Insulating Strip (water-tight, air-tight), black, 1 Roll
Working temperature from -30 to 100 C, tearproof up to 20bar, isolation up to 8000V, stretchable up to 350%, vibration-absorbing, corrosion protection
RYYN® 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
Power Maxed - Coolant Seal Leak Repair - 250ml
Sealing leaks anywhere in the coolant system
free delivery
Holts SEALit Leak Repair 250ml - Professional Radiator & Coolant Leak Sealer for Engine, Cylinder Head, Head Gasket, Freeze Plugs, Water Pump Gaskets, Radiators Red - 1 Pack 250ml
Professional Leak Repair Seals leaks in engine blocks, cylinder heads, head gaskets, freeze plugs, and water pump gaskets quickly and permanently.
free delivery
Leak Mate – Emergency Pipe Repair Tool – Stop a Leak in Seconds – Leak Sealer
Leak Mate is very easy and simple to use, it is also reusable
Facom 006012 Anti-Leak Engine Cooling System Radiator Sealant 250ml
Stops cooling liquid leakage. Prevents engine from overheating
Corgi TRIPCON5-C Concentrated Central Heating Leak Sealer - Clear
Controls scale and maintains boiler efficiency
free delivery
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.
Corgi TRIPCON5-C Concentrated Central Heating Leak Sealer - Clear
Controls scale and maintains boiler efficiency
Rectorseal 31780 1-3/4-Ounce Tube Tru-Blu Pipe Thread Sealant
Blue
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
K2 Car Radiator Stop Leak Cooling System Repair Sealant Leaks Liquid - 250ml
K2 radiator stop leak is the highest quality product for sealing radiators. Also seals large leaks quickly and efficiently. It is perfect for removing leaks caused by stone chips, vibration or other mechanical damage. Can be used in all radiator types. It can be mixed with any type of coolant, including the latest type with long life. Does not affect the fluid circulation in the system.
free delivery
Arctic Hayes PH026 Leak Detector Fluid 250ml, Clear
Meets requirements of BS EN 14291 2004
Araldite Repair Putty Extremely Hard Setting Filler Solution with High Temperature Resistance For Durable Bonding & Repairs 50g, Colour May Vary
Huntsman Advanced Materials
EVO-STIK Plumber's Mait Quick Leak Repair Putty, Instant Repairs for Pipes, Radiators, Tanks & Cylinders, Waterproof, 50g
Ideal for bonding to copper, brass, steel, aluminium, fibre glass, acrylic and porcelain
Leak-B-Gone Plumbing PVC Pipe Leak Stopper Repair Rings 2" 3" 4" 3-Pack
Sizes 2, 3 and 4 inches
35g BLUE PLUMBING EPOXY PUTTY FOR RADIATORS PIPES REFRIGERATION UNITS SIPHONS etc TECHNICQLL NEW
designed for removing leaks in devices and cooling, heating and water-sewage installations.
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.
Rislone COOLING SYSTEM RADIATOR STOP LEAK
Rislone
free delivery
ERRECOM Extreme - 30mL, Leak Stop for Vehicle A/C Systems, includes R134a adapter
SAFE for the system thanks to its polymer-free formulation; does not block the refrigerator and does not react with moisture and oxygen
free delivery
BITS4REASONS-NEW FORMULA E-TECH STEEL-TECH PUTTY DRINKING WATER SAFE (FAST-SETTING INDUSTRIAL STRENGTH REPAIR PUTTY, CERTIFIED USE ON DOMESTIC WATER SUPPLY REPAIRS) METALS INCLUDING COPPER & PLASTICS
ONCE FULLY CURED IT CAN BE TAPPED, DRILLED, SCREWED, SAWN, GROUND, FILED AND PAINTED. WORKING TIME 3-5 MINS. WORKING STRENGTH 1 HOUR AT 22 C FULL CURE 24 HOURS AT 7 C
ASA® Holts Radweld 250ml Stops Leaks in Radiator and Hoses For Car, Vehicle Cooling System Helps in Repairing Leak Prevents Future Damage Anti-Corrosion Blue
Seals Radiator and Hose Leaks Specially formulated to stop leaks in radiators, hoses, and cooling systems quickly and effectively. Effectively seals leaks in radiators and hoses within minutes, preventing coolant loss and engine damage.
Steel Seal Blown Cylinder Head Gasket Fix Repair Sealer Award Winning
Brand Steel Seal
free delivery
All Trade Direct 5 X Ce-Lit Radiator Cement Cures Leaking Rads Cylinder Block Water Pump Radweld
All Trade Direct
free delivery
Leak Fix 326G For Petrol Tanks, Radiators, Cylinder Heads Pack Qty 1
Size 180 ml Tin
free delivery
5in1 Radiator Stop Leak 310ml
For G12 and G12+ coolants
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.
free delivery
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
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
Oracstar Fernox Leak Sealer - LS-X - 50ml
Safe to use with drinking water
free delivery
WOL Liqui-Moly 5178 Pro Line Radiator Stop Leak K Paste 250ml Coolant System Sealant
Radiator Stop Leak K completely seals such leaks immediately with ease and secures the combustion chamber from damages caused by coolant admission
free delivery
Radweld Rw2R (Pk Of 1)
Features
free delivery
Standard Fest Rad Cooler Gasket Sealant Sealants 150ml
Permanently and reliably seals hair cracks and smaller leaks
free delivery
Sealpro ProSeal 62020 Instant Gas Tank and Radiator Repair
Good Quality
free delivery
SONAX Radiator Sealant (250 ml) - fast acting breakdown aid for sealing hairline cracks and small holes in all radiator systems and hoses | Item No. 04421410
Seals damaged and untight radiators and tubes
free delivery
Concentrated Leak Sealer - Boiler Central Heating System (A500)
Concentrate - treats a standard heating system up to 100L
free delivery
Holts Gun Gum Exhaust Paste, Exhaust Repair Paste, Professional Quality Exhaust Sealant Paste To Create Gas Tight Seal & Stop Leaks, Reliable & Easy To Use For Fast Permanent Exhaust Repair, 200g
RELIABLE & SELF SEALING EXHAUST SEALANT Holts Gun Gum Paste is a product you can depend on again and again. Our Exhaust Repair Putty sets hard with heat, and can withstand temperatures of up to 1000 C.
free delivery
Granville Petro Patch Metal Repair Putty 0455 50G Tube X 1
Clarik
free delivery
VITCAS 1Ltr Central Heating Internal Leak Sealer Ideal for Drain Plastic Tanks, Micro bore Cracks-All Metals- Instant Repair -Long Lasting Protection-All Metals
WIDE COVERAGE 1 LTR of VITCAS Central Heating System Cleaner can treat up-to 100 liter i.e., 100 standard radiators.
free delivery
White Domestic Radiator Epoxy Repair Putty - Repairs Chips, Cracks & Leaks.
Easily moulded and shaped to suit each repair to achieve a high quality finish.
free delivery
Kudos-Trading - Fernox F4 Express Leak Sealer 400ml Aersol Can Reduces Small Leakage From Your Heating System Of 130 Litres Plumbers DIY Home Owners.
Long-lasting effectiveness Once applied, the Fernox F4 Leak Sealer Express provides a long-term solution to leaks. Its robust formulation allows it to withstand the regular functioning of your heating system, maintaining its sealing properties over an extended period.
free delivery
JENOLITE Epoxy Putty Repair Stick | STEEL | Industrial Strength Epoxy | Rebuild & Repair All Metals | Waterproof & Temp Resistant To 149°C | 112g (7 Inches)
HIGH STRENGTH Industrial strength compound, suitable for interior and exterior use.
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
RADWELD RW2R By HOLTS
Wheel weld RW2R by Holts
free delivery
RADIATOR SEALANT 250ML HOLTS RADWELD
Classic Jap
free delivery
35g BLUE PLUMBING EPOXY PUTTY FOR RADIATORS PIPES REFRIGERATION UNITS SIPHONS etc TECHNICQLL NEW
designed for removing leaks in devices and cooling, heating and water-sewage installations.
free delivery
PRESTONE PAFR0035B Coolant Antifreeze for All Vehicles 10 year 300,000 miles Corrosion Protection, Ready to Use, 1 Litre
Prestone is The World s No.1 Branded Coolant Antifreeze & Global leaders in innovative Coolant Technologies
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
18% discount
JB Weld Jb8277 Waterweld Under Water Adhesives, Off White 2 oz, 1 Pack
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
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
7% discount
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.
£ 22.99 free delivery
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)
free delivery
Virtcooy Waterproof Automotive Gasket Sealer,Head Gasket Sealant | 10G Valve Sealant,Steam Turbine Gaskets Sealant,High Temperature Resistant Engine Block Sealant For Combustion Engines Turbines
Excellent Durability Achieve safe, long-lasting seal without shrinkage after hardening; can resist high temperatures up to 300C, replacing most gaskets; delivers heat-resistant protection.
31% discount
Holts RW2GA Radweld Plus Coolant Leak Repair 250ml & RK1R Speedflush 250ml, Blue
car parts
£ 20.48
HOCHSTE Holts Radweld 250ml - Radiator & Cooling System Leak Repair, Stops Leaks Fast, Prevents Future Damage Blue - 1 Pack 250ml
Cost-Effective Maintenance Provides a practical solution to address leaks and maintain system health.
free delivery
POPPSTAR 1x 3m Self-Fusing Silicone Band, Silicone Tape, Repair Tape, Electrical Tape and Sealing Strip (water-tight, air-tight), 25mm wide, transparent
Self-amalgamating, non-tacky - industrial tape, for emergency repairs, domestic use, gardening, garage, sports, boat, electrics, sanitary, automobile
Liqui Moly Radiator Stop Leak 250ml
Liqui Moly
free delivery
flintronic Exhaust Repair Paste, 75g Exhaust Assembly paste, Exhaust-Repair Sealant, exhaust Sealant-Paste for Seals Cracks and Bridges Exhausts Holes, Suitable for Stop Leaks and Seal
Perfect Seal Flintronic Auto Exhaust Repair Adhesive is thick and paste-like, with excellent waterproof performance and no collapse. It is stable, moisture-proof and corrosion-resistant, and has a fast bonding speed. It hardens quickly after application and forms a solid film in just 15 minutes, with a good seal, effectively isolating harmful fumes and providing long-lasting protection.
All Trade Direct 2 X Ce-Lit Radiator Cement Cures Leaking Rads Cylinder Block Water Pump Radweld
All Trade Direct
free delivery
RISLONE Block Seal Intake and Radiator Stop Leak 1 Step Formula 510gram 41109
Rislone
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
Evo-Stik Plumbers Mait Quick Leak Repair Putty Plumbers Putty Waterproof 750g
EVO-STIK
free delivery
Bar's Leaks Original Cooling System Stop Leak
Stops & prevents internal and external leaks up to 0.9 mm in size
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
FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)
Item comes with 3 nozzles for application
free delivery
11% discount
Fernox LS-X External Leak Sealer, 50ml, White, Plastic & Metal, Handheld, Sealer
brand new
£ 8.98
Kudos-Trading - Fernox F4 Express Leak Sealer 400ml Aersol Can Reduces Small Leakage From Your Heating System Of 130 Litres Plumbers DIY Home Owners.
Long-lasting effectiveness Once applied, the Fernox F4 Leak Sealer Express provides a long-term solution to leaks. Its robust formulation allows it to withstand the regular functioning of your heating system, maintaining its sealing properties over an extended period.
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
JB Weld Fiberweld 2x60 inch Pipe Repair Cast Fiberglass Pipe Repair Cast, Wet & Wrap, for Pipes up to 2" Diameter
FAST SETTING - sets in just 5-10 minutes and cures within 20 minutes.
Wynn's 55863 Radiator Stop-Leak 325ml
Stops head gasket leaks
JENOLITE Epoxy Putty Repair Stick | COPPER | Copper Pipe & Tank Repair | Ideal For Plumbing Emergencies | Repair Leaking Hot Lines & Other Plumbing Issues | 112g (7 Inches)
FAST CURE Functional cure in 60 mins, fully waterproof, can be drilled, sawn, sanded, filed, tapped, machined, and painted
ERRECOM Bluet, Car Radiator Stop Leak, 250 mL bottle
EASY TO USE Shake the BLUET bottle and fill it into the coolant tank; turn on the heater and drive the vehicle for at least 30 minutes.
Holts Sealit Leak Repair 250ml, (Packing May Vary)
Mixes with all types and colours of antifreeze coolant
free delivery
10% discount
Liqui Moly 3339 Fluorescent Leak Finder 50 ml
Easy to use
£ 14.15 free delivery
All Trade Direct 24 X Ce-Lit Radiator Cement Cures Leaking Rads Cylinder Block Water Pump Radweld
All Trade Direct
free delivery
Evo Stik Plumbers Mait Quick Leak Repair Putty 50g Tube
Strong, Waterproof, Fast Setting Copper Coloured Epoxy Putty For Instant Repairs To Pipes, Radiators, Tanks And Cylinders
free delivery
Sealpro ProSeal 62020 Instant Gas Tank and Radiator Repair
Good Quality
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
19% discount
Fernox 56603 Leak Sealer
Fernox Central Heating Leak Sealer F4 500ml
£ 27.28 free delivery
JB Weld Jb8277 Waterweld Under Water Adhesives, Off White 2 oz, 1 Pack & Duck Tape Wrap-Fix Self-Fusing Repair Tape | Self Amalgamating | Self Bonding for Plumbing | Waterproof Black 25mm x 3m
Product 1 Seals a wide range of materials, including fiberglass, PVC plastic, copper, brass, iron, and aluminum; it s great for great for plumbing bathtubs, showers, drains, fuel tanks, marine items, boats and portable water tanks
£ 16.98
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.
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.
33% discount
Holts Gun Gum Exhaust Paste, Exhaust Repair Paste, Professional Quality Exhaust Sealant Paste To Create Gas Tight Seal & Stop Leaks, Reliable & Easy To Use For Fast Permanent Exhaust Repair, 200g
RELIABLE & SELF SEALING EXHAUST SEALANT Holts Gun Gum Paste is a product you can depend on again and again. Our Exhaust Repair Putty sets hard with heat, and can withstand temperatures of up to 1000 C.
£ 5.99 free delivery
Liqui Moly 2533 Radiator Stop Leak
Small leaks or porous joints or cracks of the suspended lines
free delivery
wynn's Radiator Stop Leak 325Ml 55864
Wynn's
free delivery
All Trade Direct 1 X Ce-Lit Radiator Cement Cures Leaking Rads Cylinder Block Water Pump Radweld
All Trade Direct
free delivery
Arctic Hayes PH026 Leak Detector Fluid 250ml, Clear
Meets requirements of BS EN 14291 2004
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
Car Radiator Stop Leak Rad Cooling System Repair Seals Leaks 250ml
Compatible with conventional coolants and antifreezes
free delivery
Fernox F4 Express Leak Sealer 265ml
Brand Fernox
free delivery
J-B Weld Plastic/Metal/Oil/Diesel/Petrol Tank Repair Kit Putty
Strength 900 PSI
Holts Radweld Radiator and Coolant System Leak Repair 250ml
EFFECTIVE LEAKAGE REPAIR Holts Radweld provides a reliable solution for repairing leaks in your vehicle's cooling system to ensure optimal cooling performance.
Liqui Moly Radiator Stop Leak 250ml
Liqui Moly
free delivery
Car Radiator Stop Leak Sealant Antifreeze Coolant Repair Additive 325ml
One bottle treats up to 12 liters of coolant.
free delivery
Fernox Central Heating Leak Sealer F4 Express 265ml
Non-toxic, environmentally friendly formulation
free delivery
Holts 1831469 Radweld Plus New Formula 250ml
Premium grade
JB Weld Jb8277 Waterweld Under Water Adhesives, Off White 2 oz, 1 Pack
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.
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.
free delivery
25% discount
Fernox 61016 LS-X Leak Sealer External 50 GM, Yellow
Ready to use, no mixing
£ 10.75 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.
BÖRFH Radiator Stop Leak 300ml | Seals and Repairs Radiator Leaks | Prevents Coolant Loss, Engine Overheating | Compatible with All Radiator Types | Easy Application for Quick Results
Effective Leak Sealing Formulated to quickly seal and repair radiator leaks, preventing coolant from escaping and potential engine damage.
free delivery
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.
£ 15.79
Pro Line Radiator Stop Leak Coolant System Sealant 250ml
Compatible with conventional coolants and antifreezes
free delivery
Holts 1831469 Radweld Plus New Formula 250ml & Sealit Leak Repair 250ml
Product 1 UK number one selling natural product for the removal of blanket weed
Coolant Leak Sealer 15g – Stop Leak Powder For Radiators, Heater Core, Water Tanks, And Pipes – Anti-Leakage Repair Solution, Underwater Seal For Efficient Leak Prevention And Fixing
Seal Small Cracks Solve water leakage Leak Repair Powder Water tank and pipe leak stopper efficiently with our coolant leak sealer. Specially formulated to target small cracks, it features powerful functions for quick and easy repairs. Save time and effort while caring for your cooling system
free delivery
Holts LOYRW2R Radweld 250ml
Wide range of features
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
Coolant Leak Sealer, 15g Stop Leak Powder, 0.98x3.46 Inches Heater Core Water Pipe Leaks Solution, Anti Leakage Seal Effective Underwater Sealant for Radiators, Tanks and Pipes
Quick & Easy to Use Simply add the stop leak powder into the cooling system or water pipe it rapidly works to seal leaks, saving you time and money on repairs. Ideal for fixes and enthusiasts.
free delivery
Car Radiator Stop Leak Rad Cooling System Repair Seals Leaks 250ml
Suitable for aluminum radiators
free delivery
Holts 1831582 52032020022 Radweld 250 ml
repairing the leaks radiator
free delivery
Car Radiator Stop Leak Sealant Antifreeze Coolant Repair Additive 2x325ml
One bottle treats up to 12 liters of coolant.
free delivery
Invisible Waterproof Sealant, 2025 Upgraded Anti-Leaking Clear Insulation Sealant Super Strong Anti-Leakage Agent, Invisible Waterproof Agent for Bathroom, Kitchen, Garden, Roofs & Walls (100g, 1)
Widely Applicable Scenarios Bathroom sealant for a wide range of applications, it can be used on various surfaces such as tiles, bricks, and concrete. Whether it's a small leak in the bathroom corner or a large scale waterproofing project on the exterior wall, this sealant is up to the task.
HOLTS RADWELD RADIATOR LEAK REPAIR 250ML RWZR
Unaffected by anti-freeze
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.
Car Radiator Stop Leak Rad Cooling System Repair Seals Leaks 3x250ml
Suitable for aluminum radiators
free delivery
Ce-Lit Radiator Stop Leak Cement
Fast delivery from our UK warehouse
free delivery
JENOLITE Epoxy Putty Repair Stick | STEEL | Industrial Strength Epoxy | Rebuild & Repair All Metals | Waterproof & Temp Resistant To 149°C | 112g (7 Inches)
HIGH STRENGTH Industrial strength compound, suitable for interior and exterior use.
free delivery
Holts
Holts
free delivery
Pro Line Radiator Stop Leak Coolant System Sealant 4x250ml
Compatible with conventional coolants and antifreezes
free delivery
Holts Radweld radiator sealant stops car leaks 250ml
Holts
free delivery
Holts Radweld Radiator Sealer & Stop Leak - 250ml
Holts
free delivery
Holts Radiator Fluid, 250ml, Prevent Corrosion, Vehicle Cooling Systems
Holts
free delivery
HOLTS RW4R Radweld, 125 ml
QUALITY PRODUCT
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***
Pro Line Radiator Stop Leak Coolant System Sealant 3x250ml
Compatible with conventional coolants and antifreezes
free delivery
Holts Gun Gum Paste 200gm Exhaust Repair GG2R For Small Holes Repairs Leaks
Code LR-557.00.49
free delivery
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.
free delivery
HOLTS RW2R RADWELD - 1
Includes Limited Edition GB Keyring
free delivery
Pro Line Radiator Stop Leak Coolant System Sealant 2x250ml
Compatible with conventional coolants and antifreezes
free delivery
Liqui Moly Lid Leak Radiator 150 ml
Lid leak Radiator 150 ml
free delivery
Wynns Radiator Stop Leak Rad Seal Cooling System Fix Part NO: 55864
Best delivery Serivce
WOL Radiator Stop Leak 150ML Small Leak Repair 8956 - Cooler Additive - Suitable for Aluminum Radiators
No negative side effects on the water pump or heating circuit.
free delivery
Wynns Radiator Stop Leak Stops And Prevents Leaks 325ml
* Improved corrosion and rust protection.
free delivery
Radiator Stop Leak Repairs & Stops Leak Car Cooling System 5x250ml
Compatible with conventional coolants and antifreezes
Leak Repair Made Easy with Hot Melt Water Stop Pin Tube Needle in Plumbing Applications
STURDY CONSTRUCTION Crafted from metal with stainless steel locking nuts, this hot melt water stop pin ensures deep grout penetration, effectively sealing leaks in concrete structures.
free delivery
Warm Up Radiator Stop Leak For Radiators New Formula Active
Holts Gun Gum Paste 200gm Exhaust Repair GG2R For Small Holes Repairs Leaks
Code LR-557.00.49
free delivery
VITCAS 1Ltr Central Heating Internal Leak Sealer Ideal for Drain plastic tanks, micro bore Cracks-all metals- Instant Repair -Long Lasting Protection-all metals
STOPS MINOR LEAKS - VITCAS Central Heating Leak Sealer seals all the small and remote leaks, will save time, energy and money in draining down and repairing cost.
Radweld radiator sealant - 557.01.48 - HOLTS - Contents: 250 ml -
Bars Powdered Radiator, Engine Block and Gasket Leak Sealant 15 gr
Non-corrosive and non-clogging.
free delivery
