Trade Grade Dark Grey Roofing Topcoat (5kg)
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Trade Grade Roofing Topcoat is the durable finishing coat for our best-selling Trade Grade GRP fibreglass roofing system. Applied over a cured GRP laminate, it creates a tough, waterproof and weather-resistant surface with a clean, professional finish.
Used across thousands of square metres of flat roofing, Trade Grade Topcoat provides the final protective layer for new roofs, repairs and refurbishment projects.
Available Sizes
Why Choose Trade Grade Roofing Topcoat?
Part of our best-selling Trade Grade GRP roofing system
Used across thousands of square metres of flat roofing
Creates a tough, waterproof and weather-resistant finish
Helps protect the GRP laminate from weathering and UV exposure
Cold applied by brush or roller – no heat or naked flame required
Suitable for new roofs, repairs and refurbishment
Up to 25-Year Materials Guarantee
When used as part of the correct Trade Grade GRP roofing system and installed in accordance with the manufacturer’s requirements, the roofing materials are covered by a manufacturer-backed guarantee of up to 25 years.
The guarantee is subject to the manufacturer’s terms, installation specification and any applicable registration requirements. Workmanship is not included unless covered separately by the installer.
Suitable For
- GRP fibreglass flat roofing systems.
- New flat roof installations.
- Extensions, dormers, garages and outbuildings.
- Existing GRP roof repairs and refurbishment.
- Valleys, gutters and detailed GRP roof areas.
- Domestic and commercial roofing projects.
Application
Apply Trade Grade Roofing Topcoat over a fully cured and correctly prepared GRP laminate. Mix with the correct catalyst before application and apply evenly by brush or roller at the recommended coverage rate.
For best results, topcoat the laminate within 24 hours. Where the laminate has been left longer, additional cleaning or light abrasion may be required before topcoating.
Complete the Trade Grade System
Use over a correctly installed laminate made with Trade Grade Roofing Resin and fibreglass reinforcement to complete the Trade Grade GRP roofing system.
Free UK mainland delivery on all roofing kits and orders over £400.
Choose your delivery date and time slot at checkout.
For hazardous goods and non-parcel (pallet) deliveries, someone must be present to receive and sign for the delivery.
Next Day Delivery
Order cut off 12.30pm for Next day delivery. Next working day delivery available for most UK mainland areas. However, next working day delivery is not guaranteed and depends on courier performance
Deliveries are made Monday to Friday only (excluding weekends and bank holidays).
Delivery Charges
Delivery charges are shown live in your basket as you shop and are confirmed at checkout based on your delivery postcode.
Delivery exceptions
Deliveries to Northern Ireland, Republic of Ireland, Isle of Wight, Isle of Man, Guernsey, Jersey, Alderney, Scottish Highlands & Islands, and postcodes such as AB, IV, KW, PA20+, PH19+:
- May take longer
- May not be eligible for next working day delivery
- May incur an additional transport charge
- May be price on application (POA)
Returns
Items can be returned within 30 days of delivery.
Return postage is the buyer’s responsibility, although we can help arrange collection.
Please see our Returns Policy for details.
Trade Grade Dark Grey Roofing Topcoat (5kg)
Benefits
