10 Best Roof Repair Compound in The UK

Last updated on 02/09/2025
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Best Choice
1
9.8
Exceptional
Bitumen All Weather Roofing Repair Compound Waterproof Roof Coating 25L
masterbitumens
Bitumen All Weather Roofing Repair Compound Waterproof Roof Coating 25L
Why We Love It
  • Easy brush application.
  • Water resistant instantly.
  • Enhanced with organic fibre.
Main Highlights
  • Brush Applied Recommended
  • Resistant to Water Almost Immediaetly
  • Master Bitumen All Weather roofing Compound
  • Colour : Black
  • Organic Fibre To add Strength And Stability
9.8
Exceptional
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Best Value
2
9.7
Exceptional
Bostik Flexacryl Instant Repair Waterproof Compound for Flat Roofs, Colour: Black, 5kg
Bostik
Bostik Flexacryl Instant Repair Waterproof Compound for Flat Roofs, Colour: Black, 5kg
Why We Love It
  • High performance for emergency repairs.
  • Immediate waterproofing with one application.
  • Flexible, long-lasting and resilient.
Main Highlights
  • A high performance, instant roof repair compound, ideal for emergency repairs or general waterproofing
  • One coat application providing immediate waterproofing
  • For wet or dry surfaces, Can be applied in damp conditions
  • Flexible and long lasting, Contains fibres to bridge gaps
  • Contents: 1x Bostik Flexacryl Instant Repair for Flat Roofs, Colour: Black, 5kg
9.7
Exceptional
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3
9.6
Superb
Bostik Flexacryl Instant Repair Waterproof Compound for Flat Roofs, Colour: Grey, 5kg
Bostik
Bostik Flexacryl Instant Repair Waterproof Compound for Flat Roofs, Colour: Grey, 5kg
Why We Love It
  • Provides immediate waterproofing.
  • Versatile for wet surfaces.
  • Flexible and long-lasting.
Main Highlights
  • A high performance, instant roof repair compound, ideal for emergency repairs or general waterproofing
  • One coat application providing immediate waterproofing
  • For wet or dry surfaces, Can be applied in damp conditions
  • Flexible and long lasting, Contains fibres to bridge gaps
  • Contents: 1x Bostik Flexacryl Instant Repair for Flat Roofs, Colour: Grey, 5kg
9.6
Superb
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4
9.5
Superb
Roofix 20/10 Multi-Surface | Roof & Gutter Repair | Instant Waterproofing Solution for Flat Roofs and guttering | Black, Grey or White (Black) | 5 litres
Flag Paints
Roofix 20/10 Multi-Surface | Roof & Gutter Repair | Instant Waterproofing Solution for Flat Roofs and guttering | Black, Grey or White (Black) | 5 litres
Why We Love It
  • Superb flexibility and longevity.
  • Easily applicable on roofs.
  • Generous coverage ratio.
Main Highlights
  • Easy to apply
  • Excellent flexibility and durability
  • Can be applied to virtually any roofing material (not rubber)
  • Can last in excess of 10 year
  • Coverage is approximately 1 litre per m², nb corrugated & porous surfaces have a lower coverage
9.5
Superb
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5
9.4
Superb
5 Year Guarantee Against Future leaks. 5 KG One Coat Roof Repair Compound (All roof Types Including Asbestos, Felt, Bitumin, Tiled, GRP) Grey
binoa
5 Year Guarantee Against Future leaks. 5 KG One Coat Roof Repair Compound (All roof Types Including Asbestos, Felt, Bitumin, Tiled, GRP) Grey
Why We Love It
  • Assures long-term material reliability.
  • Addresses various leakage issues effortlessly.
  • Application process is user-friendly.
Main Highlights
  • Acrylic so the repair will last a long time
  • Water proofs the damaged area quickly and effectively
  • Brush or Roller Apply Cold Apply No Special Tools Needed
  • Air drys and shower proof immediately
  • Gap Fills Cracks and Splits & Elastic Properties Resist Future Cracking
9.4
Superb
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6
9.3
Superb
Nassboards - Everbuild Evercryl One Coat Repair Compound - 5 Litre, Fibre Reinforced Sealant for Roof Reparation - Algae and Fungus Resistant, One Coat Roof Repair - Multi Use & Weather Proof
Nassboards
Nassboards - Everbuild Evercryl One Coat Repair Compound - 5 Litre, Fibre Reinforced Sealant for Roof Reparation - Algae and Fungus Resistant, One Coat Roof Repair - Multi Use & Weather Proof
Why We Love It
  • Protects in all weathers.
  • Resists algae and fungi.
  • Applying it is easy.
Main Highlights
  • ALL WEATHER CONDITIONS: Evercryl One Coat Repair Compound, brought to you by Nassboards, is a resin based, fibre reinforced roof repair compound which is effective on all common roofing surfaces, giving instant roof repairs even in the wet and on wet surfaces and can even be applied in frosty conditions down to -5°C!
  • PROTECTIVE: This One Coat Repair Compound was especially formulated to resist algae and fungal growth. Not only will it protect your roof from algae and fungi, but water damage as well! Keep your roof protected from anything and everything that mother nature throws at it
  • EASY TO APPLY: Everbuild Evercryl is brush applied and dries to a smooth consistent flexible membrane. Due to the high level of fibre reinforcement, it will fix small cracks and requires only a one-coat brush application to give instant water protection. Evercryl requires no primer on sound nonporous surfaces
  • BONUS GIFT: With your purchase, you will not only receive your Everbuild Evercryl One Coat Repair Compound, you will also receive protective gloves as well as a 3-inch brush to help give you expert-level application, as well as expert-level protection
  • COLOUR OPTIONS: Your Everbuild Evercryl One Coat Repair Compound comes in two colours. Black and Grey, we are confident that any of these two colours will compliment your home’s décor, while still staying protective.
9.3
Superb
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7
9.2
Superb
Everbuild Evercryl One Coat Instant Waterproofing – Suitable for Roofs, Gutters and Gulleys – Grey – 5kg
Everbuild
Everbuild Evercryl One Coat Instant Waterproofing – Suitable for Roofs, Gutters and Gulleys – Grey – 5kg
Why We Love It
  • Quick and easy to use.
  • Superior sunlight resistance feature.
  • Instant waterproofing ability.
Main Highlights
  • QUICK & EASY TO USE – This resin-based, fibre-reinforced roof repair compound covers in one coat with no primer needed. It dries smoothly with no additional curing needed.
  • VERSATILE – Effective on all common roofing surfaces and types including concrete, fibre/cement, roofing felt, mastic asphalt, slates and brickwork. It's also suitable for on gutters and gullies.
  • INSTANT WATERPROOFING – Provides instant roof repair even in wet conditions and on wet surfaces. Can be applied in temperatures down to -5°C.
  • SUPERIOR SUNLIGHT RESISTANCE – Formulated from lightfast acrylic polymers to withstand sunlight for longer periods than traditional bitumen coatings.
  • PRACTICAL – Fast and easy to apply. Only a one-coat brush application is required to give instant and total water protection, even in areas subject to ponding.
  • MULTIPLE SIZES AND COLOURS – Available in Grey 1kg, 2.5kg, 5kg and 20kg tins. Black 2.5kg and 5kg tins. White 5kg tin and Translucent 1kg and 5kg tins.
9.2
Superb
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8
9.0
Superb
Superb 5 yr guarantee, 5 KG One Coat Black Roof Repair Compound (All roof types including Asbestos, Felt, Bitumin, Tiled, GRP)
binoa
Superb 5 yr guarantee, 5 KG One Coat Black Roof Repair Compound (All roof types including Asbestos, Felt, Bitumin, Tiled, GRP)
9.0
Superb
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9
8.8
Excellent
Save 34%
Everbuild Black Jack 905 – All Weather Roof Coating – Solvent-Based – Fibre-Reinforced – Fast Drying – Weatherproof – Black – 5 Litre
Everbuild
Everbuild Black Jack 905 – All Weather Roof Coating – Solvent-Based – Fibre-Reinforced – Fast Drying – Weatherproof – Black – 5 Litre
34% Off
Why We Love It
  • Quick drying for efficient use.
  • Super strong, weatherproof finish.
  • Versatile, complete waterproof coating.
Main Highlights
  • QUICK DRYING FORMULA – This brushable bitumen compound dries fast and is ready for a second coat in 24 hours.
  • SUPER STRONG FINISH – Solvent-based formula with added fibres to reinforce the strength and weatherproofing of the coating.
  • IDEAL FOR WEATHERPROOFING APPLICATIONS – Designed to deliver an immediate waterproof coating to non-plastic guttering, structural steelwork and other roofing applications.
  • SUITABLE FOR USE ON A RANGE OF SUBSTRATES – Use it to reseal and weatherproof a range of materials, including asphalt and felt roofing, concrete decks and sheeting, metal sheeting, tiles and more.
  • COMPLETE WATERPROOF COATING – Versatile enough to use as a protective barrier on walls and roofs to prevent water and vapour entry.
  • A CHOICE OF SIZES – Available in both 5-litre and 25-litre tins to suit your project size.
8.8
Excellent
Save 34%
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10
8.7
Excellent
5 Litre All Weather Roofing Compound Waterproof ROOF Coating
masterbitumens
5 Litre All Weather Roofing Compound Waterproof ROOF Coating
Why We Love It
  • Resilient immediate water resistance.
  • Universal roofing application.
  • Added durability and stability.
Main Highlights
  • BRUSH APPLIED ROOF WATERPROOFER,used to reseal, waterproof and repair many different types of roof coverings, including asphalt roofs, built-up felt roofs, concrete roof decks, asbestos-cement sheeting, metal sheeting including iron, steel, zinc and lead, and slates and tiles.
  • RESISTANT TO WATER ALMOST IMMEDIAETLY
  • GENERAL PURPOSE BITUMEN ROOFING COMPOUND
  • ORGANIC FIBRE TO ADD STRENGTH AND STABILITY
  • All Weather Roofing Compound should normally be applied in two coats at 1-1.25m² per litre depending upon porosity of the surface
8.7
Excellent
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