Roof Kits

Upgrade your roofing with high-quality fibreglass roofing kits from Apex Fibreglass Roofing Supplies. Designed for strength, durability, and weather resistance, our GRP roofing kits are perfect for flat roofs, garages, extensions, and commercial buildings.

Why Choose Our Fibreglass Roofing Kits?

  • Complete Kits – Includes resin, fibreglass matting, hardener, and topcoat
  • Multiple Thickness Options – 450g for standard roofs, 600g for heavy-duty use
  • Fire-Retardant Options – Pro 25 GRP kits for extra safety and compliance
  • Long-Lasting Durability – 25+ years lifespan on standard kits, 50+ years on heavy-duty
  • Low Maintenance & Leak-Free – Seamless, waterproof finish

Don't Take Our Word For it! Here's What Our Customers Think

Worcester

Very good service, e-mails answered, good product details and instructions. Good value prices on all the products and delivered very quickly with a friendly and helpful driver. Would recommend and use again.

Martin P

Ashbourne

Excellent company to do business with - highly recommended. Direct line to really helpful advice; not condescending or patronising if you are a DIY'r or a trade new to this type of construction.

Matt T

Northumberland

Very satisfied with product and service. Recently bought a roof fibreglass kit from them and very happy with everything. I have already recommended to a couple of my friends.

David B

Worcester

Very good service, e-mails answered, good product details and instructions. Good value prices on all the products and delivered very quickly with a friendly and helpful driver. Would recommend and use again.

Martin P

Ashbourne

Excellent company to do business with - highly recommended. Direct line to really helpful advice; not condescending or patronising if you are a DIY'r or a trade new to this type of construction.

Matt T

Northumberland

Very satisfied with product and service. Recently bought a roof fibreglass kit from them and very happy with everything. I have already recommended to a couple of my friends.

David B

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Frequently Asked Questions

Each fibreglass (GRP) roofing kit includes:

  • Fibreglass Matting (450g or 600g)
  • Resin for bonding
  • Hardener (Catalyst) for curing
  • Topcoat for a seamless, weatherproof finish
  • Mixing Chart for correct ratios

Some kits may include application tools or additional accessories.

450g Fibreglass Kits – Ideal for small projects or roofs with minimal foot traffic.

600g Heavy-Duty Kits – Designed for high-traffic areas like balconies and walkways, offering extra strength and durability.

A properly installed fibreglass roof can last 20–30 years or more with minimal maintenance. Using high-quality resins and topcoats ensures maximum durability and longevity.

Yes! Our kits are designed for both DIY installers and professionals. You’ll receive all the materials needed for installation, but surface preparation and correct application are key to long-lasting results.

Absolutely! Once cured, fibreglass forms a seamless, leak-proof, and fully waterproof membrane, making it ideal for flat roofs.

Yes! Our Pro 25 GRP Fire-Retardant Fibreglass Kits meet industry safety standards while providing the same high-performance durability as standard kits.

Consider these factors:

✅ Size of the Roof – Choose the correct coverage area.

✅ Foot Traffic – Use 450g for standard roofs, 600g for heavy-duty.

✅ Fire Safety – Opt for fire-retardant kits if required.

Need expert advice? Contact our team for recommendations!