GRP Roofing Supplies

GRP Roofing has been serving trade professionals and homeowners for more than a decade, making it one of the UK’s leading online suppliers of fibreglass roofing systems and accessories. Whether you're installing a new roof or repairing an old one, we provide expert advice, high-quality materials, and nationwide delivery from a name you can trust.

Our site puts everything under one roof, from fibreglass roofing kits, resins and topcoats to tools, trims and green roofing. With over 30 years of industry expertise behind us, we're proud to be a reliable partner for roofing professionals, contractors and DIY users across the country.

Online Store with Fast, Reliable UK Delivery

Our fully stocked online store makes it easy to order GRP roofing materials with confidence. We offer:

• Free UK delivery on all orders over £800


• Same-day dispatch for orders placed before noon


• Secure checkout and fast fulfilment

Whether you're buying for a small job or a full-scale roofing project, our online store has you covered.

Complete Fibreglass Roofing Kits

Our GRP roofing kits are ideal for flat roofs, garages, extensions, dormers and more. Each kit contains everything you need for a professional-grade installation, including resin, topcoat, fibreglass matting, hardener, and instructions.

We offer kits in a range of sizes, suitable for DIY and trade use, with optional extras like trims and application tools available. All kits are built around our high-performance GRP systems, trusted across the UK for strength, flexibility and long-term waterproofing.

Expert Technical Support When You Need It

We’re more than just an online supplier – our in-house technical team is here to help you get the job done right. Whether you need help choosing the right kit, working out coverage areas, or troubleshooting an issue on site, we provide practical advice based on decades of real-world roofing experience.

We regularly support property owners who’ve been left with failed installations due to poor workmanship or inferior materials. With GRP Roofing, you get peace of mind from the start – expert advice, quality systems, and contractors who care about the result.