Skip to product information
1 of 8
  • Play video

Polar Specialist Coatings

Polar BitumenSeal | One-Coat Waterproof Roof & Gutter Sealant Paint

Hard Wearing & Water Resistant
Solvent Free & Eco Friendly
One Coat Application
Colour
Size
Regular price
£54.99
Sale price
£54.99
    Free Technical Support
    Quality Assurance
    BitumenSeal Paint BitumenSeal Paint BitumenSeal Paint BitumenSeal Paint BitumenSeal Paint BitumenSeal Paint BitumenSeal Paint

    Product Details

    Need to stop a leak fast? Polar BitumenSeal delivers instant, fully waterproof protection for emergency roof and gutter repairs. Applied directly to the problem area, it forms a tough, flexible membrane that seals cracks and leaks immediately—keeping water and damp out from the moment it’s applied.

    Reinforced with interlacing fibres for strength and durability, this solvent-free solution is ideal for both quick fixes and long-term maintenance on bitumen roofs, gutters, and drainpipes.

    Key Features

    Instant Waterproof Seal: Creates a water-tight membrane on contact to stop leaks and cracks fast.

    Long-Lasting Protection: Reinforced fibre formula delivers tough, durable performance once cured.

    One-Coat Repair Solution: No primer required; seals in a single coat for rapid results.

    Easy Application: Apply directly by brush or roller to clean surfaces; touch dry in around 3 hours.

    Multi-Surface Roof Use: Suitable for flat and pitched bitumen, asphalt, concrete, and brick roofs.

    Reliable Coverage: 500ml covers up to 0.5m², depending on surface condition.

    Solvent-Free Finish: Water-based formula available in Black, Grey, and White.

    Seal leaks instantly and protect with confidence. Choose Polar BitumenSeal for fast repairs, durable waterproofing, and peace of mind—whatever the weather.

    Why use Polar BitumenSeal | One-Coat Waterproof Roof & Gutter Sealant Paint

    EASY TO APPLY - No primer is needed prior to application of Polar BitumenSeal. Apply immediately and directly for instant waterproof protection. Clear the affected area of moss and debris and remove any surface water, oil or grease. Use a brush or roller depending on the size of the area affected. Touch dry within 3 hours. Allow 24 hours to fully dry.

    ONE COAT REPAIR - Don’t waste any time sealing cracks or leaks. Polar BitumenSeal paint works in just one coat. Developed to give instant repair on flat or pitched bitumen, asphalt, concrete or brick roofs. Ideal for use on garages, sheds, motorhomes and commercial properties. Apply with a brush or roller for optimal waterproof protection. 500ml covers up to 0.5㎡.

    SOLVENT FREE FINISH - Polar BitumenSeal paint is a solvent-free, water-based solution that provides instant, durable and long-lasting waterproof protection. Available in Grey, White and Black finishes.

    Coverage Calculator

    How Much Do I Need?

    Measure your area precisely, drop the numbers into this smart calculator and it will tell you straight away how many litres you’ll need to complete your project.

    You will need

    kg

    Use For The Following Surface Types

    Asphalt
    Bitumen
    Brick
    Concrete
    Felt
    Metal
    PVC

    Technical Specifications

    Interior/Exterior Exterior
    Number of Coats One
    Coverage 5kg covers up to 5m²
    Dry Time Dry in 3 hours
    Colours Black, Clear and Grey
    Application Brush or Roller
    Application Temperature Above 10°C
    Paint Base Water Based
    Size 5kg

    Application

    Preparation

    Clear all areas of moss, lichen and debris by brushing or power washing.
    Remove surface water and any contamination such as Oil or Grease.
    Allow to dry.
    If required apply a Fungicidal Wash to prevent further fungal/algal growth.
    Most roofing substrates to be treated will not normally require priming.

    Application

    Stir well before use.
    Application temperature should be above 10°C.
    Do not apply BitumenSeal in the wet.
    Use a brush or roller.
    Apply a generous amount of BitumenSeal to the required area.

    Finishing Up

    Dry in 3 hours.
    Clean all equipment with water immediately after use.
    Clean cured coating with white spirit
    Keeps for up to 12 months if stored correctly in an unopened container.

    Related Videos