radiator leak repair in comparison

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Last updated on 03.09.2026

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Epoxy Putty, 10oz / 280g Fast Repair Pool Putty, Underwater or Above Epoxy Repair Putty for Fixing Leaks, Cracks, Filling - 2 Part Sculpt Clay for Bonding Metal, Tile, Ceramics, Plastic (White)

Limino

10% off

free shipping

To the product (1 offer)

9,9

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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

TAPEBEAR

8% off

free shipping

To the product (1 offer)

9,8

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fowong Butyl Tape Waterproof Tape for Leaks - 50mm×5M Heavy Duty Waterproof Repair Tape Outdoor Use, Aluminum Foil Roof Repair Tape for Roof Crack, Gutter & RV Repair

fowong

free shipping

To the product (4 offers)

9,7

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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

Kudos-Trading

free shipping

To the product (1 offer)

9,7

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tesa Extra Power Extreme Repair Tape - Self-Fusing Repair Tape Made of Silicone for Insulation and Sealing - 2.5 m - Black

tesa UK

6% off

free shipping

To the product (3 offers)

9,6

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Epoxy Putty 10.5oz/300g White Putty Stick Fix Leaks, Cracks and Fill Holes | Sculpting, Modeling, Epoxy Sculpt Clay for Metal, Ceramics, Plastic, Wood, Tile, Concrete

Endhokn

28% off

free shipping

To the product (3 offers)

9,6

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Tiger Tape® UK Made Emergency Self-Fusing Plumbers Repair Tape – Waterproof, Self-Amalgamating & Self-Bonding – Stops Leaks Fast | Plumbing, Radiations, Joining, Pipes for Temporary repairs.

Tiger Tape

free shipping

To the product (1 offer)

9,6

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Fernox LS-X External Leak Sealer, 50ml, White, Plastic & Metal, Handheld, Sealer

Fernox

free shipping

To the product (1 offer)

9,5

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Polar Leak Fix Waterproof Sealant Spray, 400ml, Clear | Rubberised Waterproof Sealant Spray, Roof, Gutter and Pipe Repair, Crack Filler, Interior and Exterior, Weatherproof

Polar Specialist Coatings

free shipping

To the product (1 offer)

9,4

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Epoxy Putty Stick 30g, Waterproof Bonding for Quick Fixes and Leak Repair | Metal Filler for Pipe, Hard Plastic, Ceramic, Fibreglass, Stone, Glass Hole Repair

XUDOAI

free shipping

To the product (3 offers)

9,3

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T-REX Flexible Waterproof and Pool Repair Tape - Heavy Duty Adhesive Waterproofing Tape for Repair, Leaks, Roof Patches - Extreme Weather & UV Resistance - Clear 48mm x 9.14m

T-REX

£ 12.99 free shipping

To the product (1 offer)

LavaTap – Fernox F4 Express Leak Sealer 400ml - Central Heating Leak Sealer Spray for Radiator and Pipe Leak Repair, Stop Leak Solution for Sealed Systems

LavaTap

£ 35.99 free shipping

To the product (2 offers)

Domestic Radiator Epoxy Repair Putty Kit - Repairs Chips, Cracks, Leaks & Similar Damage to Enamel, Steel, Brass, Cast Iron Radiators. (White)

ED Supplies

£ 12.25 free shipping

To the product (1 offer)

JENOLITE Stop Leak Sealer Spray 400mL Roof/Gutter Sealant Waterproof Spray | Long Lasting Waterproof Sealant Spray for Gutters, Flat Roofs, Sheds, Caravans & Drain Pipes - Fills, Seals & Stops Leaks

JENOLITE

£ 12.99 free shipping

To the product (3 offers)

DIY Doctor Waterproof Tape for Leaks – 1 Pack of 50mm x 4m - Butyl Roof Sealant Tape - Outdoor Waterproof Repair Tape with Aluminium Foil

PROFESSIONAL-GRADE BUTYL TAPE FOR DEPENDABLE LEAK SEALING: Seal leaks fast with high-performance waterproof tape trusted by professionals. Ideal for fixing roofs, gutters, and plumbing joints, it ensures long-lasting, watertight results.

£ 7.49 free shipping

To the product (4 offers)

10% off

Tetrion Make Good Fix a Leak 400ml

Tetrion

£ 10.69 free shipping

To the product (4 offers)

Trident Central Heating Leak Sealer for Radiator - Leak Repair 500ml | 500ml - Suitable for All Metals Including Aluminium - Effective in 24 Hours on Pin Hole Leaks and Weeping Joints

Trident

£ 11.90 free shipping

To the product (4 offers)

Bartoline Leak Sealer Clear 400ml – Premium Transparent Waterproof Spray Sealant for Instant Repairs Weatherproof, Durable & Overpaintable

Bartoline

£ 9.96 free shipping

To the product (5 offers)

Pro-Kleen Instant Waterproof Sealant Spray - Tough Leak Sealant Spray for Roofs, Pipes, Guttering & More - Transparent & Long-Lasting Formula - Instant Emergency Repair (400ml)

Pro-Kleen

£ 11.95 free shipping

To the product (5 offers)

9% off

ADHES Waterproof Tape Butyl Tape 5cm x 5m Silver Aluminum Foil Tape

ADHES TAPE PURSUIT OF PERFECTION

£ 9.59 free shipping

To the product (3 offers)

20% off

C.T.1 – C-Tech Miracle Seal Radiator Leak Repair – 250ml | Seals Leaks in Engine Block – Radiators – Water Pumps – Hoses | Compatible with All Coolants & Antifreeze | Non-Clog Formula

ARA CHOICE

£ 15.99 free shipping

To the product (1 offer)

MOVKZACV Self Fusing Silicone Tape, Waterproof Strong Adhesive Silicone Self Fusing Tape, Tape for Seal Radiator Hose Leak, Emergency Pipe Repair, Wires Wrap, Plumbing Repair

MOVKZACV

£ 9.33 free shipping

To the product (1 offer)

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