Cromar Cromapol Fibre Reinforced Repair and Roof Coating Black 20kg APOLB-25

Cromar Cromapol Fibre Reinforced Roof Repair Roof Coating in Black 20kg APOLB/25

MPN: APOLB-25

Colour: Black

Barcode: 5036684005302

Due to its Carrier Classification, this item must be shipped on a pallet. For standard van delivery options, please see:

Cromar Cromapol Black Grey White or Clear in Size 5 Litre, these can be purchased in any quantity for normal van delivery.

Product Overview:
Cromar Cromapol Acrylic Roof Coating is a high-performance, fibre-reinforced liquid waterproofing solution ideal for instant roof repairs and long-term protection. Supplied in a large 20kg container, this black, ready-to-use coating provides exceptional adhesion and flexibility, even under extreme weather conditions. Cromapol is designed for use on various roofing substrates, forming a seamless, durable, and waterproof membrane that can be applied in damp conditions—making it a reliable choice for emergency repairs and ongoing maintenance.

Trade Deal 20kg Black Cromapol is a fibre reinforced liquid acrylic resin dispersed in solvent designed to prevent the ingress of water and is effective on all common roofing surfaces and types.

Due to the high level of fibres in Cromapol the coating will bridge small gaps and require only a one coat application to give instant waterproofing.

Cromapol One Coat 20Kg Black this is an extremely strong and tough thick product.

Waterproofing Protection of flat and pitched roofs, roof lights, flashings, fibre cement sheeting, gutters, slate, asphalt, lead, metal.

General sealing, maintenance, repair and waterproofing of most common roofs in wet or dry conditions for use on concrete, fibre cement, roofing felt, mastic, asphalt, existing bituminous roof coatings, rigid uPVC corrugated iron, metals, slates, brickwork, tiles, lead, Glass fibre, copper and zinc. Waterproofing guttering plastic and metal, down pipes, gully's, flashings, upstands, vents and leadwork.

Main Points and Key Features:

• 20kg large tub
• Black in Colour
• Gives an instant roof repair even to damp surfaces.
• May also be applied in frosty conditions down to 5 degree C.
• Cromapol is easily applied using a brush, roller or squeegee.
• Brush applied and dries to a smooth seamless flexible membrane which resists algae and fungal growth.
• Because of the high level of fibre it will bridge small cracks
  
• Requires only a one-coat to give instant and total water protection even in areas subject to ponding.
• Cromapol will tolerate damp surfaces although as with any application for best results are obtained on a dry surface.
• Fibre-reinforced for extra strength and durability.
• Can be applied in damp conditions for emergency repairs.
• Instant waterproofing – rain-resistant immediately after application.
• Highly flexible to accommodate roof movement and settlement.
• Suitable for a wide range of roof surfaces.

Applications:

• Repairing cracks, splits, and joints in flat and pitched roofs.

• Waterproofing around skylights, vents, flashings, and upstands.

• Use on roofing materials including felt, asphalt, metal, concrete, and GRP.

• Emergency leak sealing and long-term roof protection.

• Suitable for domestic, commercial, and industrial roofs including complete coverage.

Specifications:

• Product Code: APOLB/25.

• Size: 20kg.

• Colour: Black.

• Type: Fibre-reinforced acrylic coating.

• Application: Brush or roller.

• Coverage: Approx. 1–2kg per m² depending on surface and application thickness.

• Drying Time: Rainproof immediately; full cure in approx. 72 hours (weather dependent).

Application:

1. Clean all debris to ensure a dust free surface, all moss and lichen must be removed using a Fungicidal Wash, ensuring all corners and gutters are clean and free from plant growth.
2. Ensure the area to be repaired is free from standing water, make good all cracks, splits, small holes and flashings prior to application.
3. Gap or expansion joints greater than 3mm must be covered using Glass‐Fibre scrim and Cromapol this must be carried out prior to full coating.
4. Cromapol will tolerate damp surfaces although as with any application for best results Cromar recommend applying to a dry surface.
5. Cromapol is easily applied using a brush, roller or squeegee.
6. Application temperature should be between 5 degree C  and 25 degree C.
   

• 1-2kg per meter square

Also Available: Cromapol 20kg  Grey

5kg Available in 4 Colours:

Mid Grey Cromapol Fibre reinforced Roof Coating

Black Cromapol Fibre reinforced Roof Coating

White Cromapol Fibre reinforced Roof Coating

Translucent Cromapol Roof Coating

Frequently Asked Questions:

1. Can Cromapol be applied in wet conditions?
   Yes, it can be applied in damp or wet conditions and offers instant waterproofing.

2. Does it require a primer before use?
   In most cases, no primer is needed—just ensure the surface is clean and stable.

3. How long does it take to cure fully?
   While rainproof immediately, it typically cures fully within 72 hours depending on weather.

4. What surfaces can it be used on?
   Suitable for felt, asphalt, metal, concrete, GRP, and similar roofing materials.

5. Is it UV resistant?
   Yes, Cromapol provides UV protection, helping to extend roof life.

6. Can it bridge small cracks?
   Yes, the fibre-reinforced formula helps seal and bridge small cracks and splits it can also be used with reinforcing mesh such as Acrypol mesh or Scrimtex Reinforcing roll care should be taken to fully impregnate the mesh when using this method.

7. Is it suitable for high foot traffic areas?
   It's not intended for regular foot traffic. For walkways, consider additional protection.

8. What tool is best for applying Cromapol?
   A standard brush or roller is recommended for even application.

9. How thick should I apply it?
   One coat is usually sufficient; apply generously to achieve full waterproof coverage.

10. Can it be painted over or coated with other products?
    Cromapol is designed as a final coat. If overcoating, test compatibility with the chosen product.

Drying time up to 1 week depending on temperature and thickness of coating.

The product maybe soft for a further period but this is not detrimental to the waterproofing qualities of the product.

Take a look at the Full Range of Roofing and Guttering Products.

Please note that tins will get dented in transit and this is not a reason for return please do not purchase tined products if this is an issue for yourself.