Built on Resin.
Made to Endure.
Empowering the trade to build stronger,longer-lasting roofs with GRP.
What we’re built on
At GRP Resin, we believe great roofs start with great materials. Every product we supply is backed by years of trade experience, tested performance, and a commitment to helping professionals deliver results that last.
Our Best Sellers
Explore our range of high-performance GRP systems trusted by roofers nationwide. From overlays and trims to topcoats, every product in our range is designed for reliability, ease of use, and long-lasting protection.
Our Product Range at GRP Resin
At GRP Resin, we supply the full Tek range, offering a complete system of high-quality GRP roofing materials, trims, and tools designed for performance and reliability. Each product within the range is made to work perfectly together, ensuring strong, weatherproof finishes and lasting results on every project.
- Complete system for seamless GRP roofing
- Professional-grade materials and tools
- Reliable weatherproof performance
- Designed for fast, easy installation
TekShield Roof Overlay System
KoverTek’s TekShield Resin is a virgin grade unsaturated polyester that is pre accelerated and is ready to use with standard grades of MEKP catalysts. The resin is thixotropic and designed to have good resistance to drainage with a medium cure rate that allows for all round use.
- Quick wet out of CSM
- High performance virgin resin
- Colour change mechanism to indicate cure
- LSE (Low Styrene Emission) system
TekShield Roofing Topcoat
TekShield Flexi FR Topcoat delivers advanced fire-retardant protection within the TekShield range. Certified to the highest standard — EN1187 Test 4: BROOF(t4) — it meets all current building regulations for fire safety on flat roofs, making it ideal for both domestic and commercial applications on OSB3 substrates.
- Fire-rated BROOF(t4) compliant
- Quick brush or roller application
- UV-stable long-lasting finish
- Up to 25-year material guarantee
Roofing Trims & Profiles
KoverTek Trims & Profiles provide the perfect finishing touch for any GRP roofing system. Manufactured from premium-grade materials, they deliver strength, precision, and long-term durability. Designed to create clean edges and secure joints, these trims and profiles ensure a watertight, professional finish on both new installations and refurbishment projects.
- Strong, durable GRP construction
- Clean, professional roof finish
- Compatible with all GRP systems
- Quick and easy installation
Ancillary & Topcoat Rollers
At GRP Resin, we proudly supply products from KoverTek, one of the UK’s leading suppliers of GRP tools and ancillaries. Their high-quality range includes paddle rollers, brushes, gloves, and application tubes – all designed specifically for precision and durability in the fibreglass and composite industry.
- Durable lightweight aluminium construction
- Vertical fins for superior air removal
- Easy to clean and maintain after use
- Ideal for precise GRP and fibreglass work
How we deliver
We ship from our UK base and cover the mainland daily. If you confirm before midday, stock items usually leave same or next working day.
Pallet or oversized goes 2–4 days. Highlands and islands can take a touch longer and we’ll confirm it on your quote.
Who we are
We’re a trade supplier that picks up the phone. Based in Essex, we help roofers and fabricators across the UK choose the right GRP materials, get them to site, and finish cleanly. Need a hand sizing a kit or choosing a topcoat for a south-facing balcony?
Call us and talk to someone who’s done the job. Our promise to you includes straight advice, dependable delivery, and materials the trade can trust.
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