GRP ROOFING RANGE
GRP (Glass Reinforced Polyester) roofing is a popular roofing solution that offers exceptional durability, weather resistance, and longevity. Made from a combination of polyester resin and chopped strand mat glass fibers, GRP roofing systems are lightweight, seamless, and easy to install. They're also highly flexible, making them an ideal choice for roofs with unusual shapes or contours

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Durable and long-lasting
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Lightweight
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Seamless
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Versatile
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Low maintenance
GRP Materials Calculator
Please note Hardener Quantities will vary depending on weather conditions.
Sentinel GRP Installation Guide
Our Sentinel GRP installation guide is a comprehensive step by step booklet including our full range of trims and an easy to follow estimating materials guide.

GRP Materials

A170 Small Drip
Flat roof edge above gutter.
80mm x 70mm

A200 Standard Drip
Flat roof edge above gutter.
80mm x 90mm

A250 Large Drip
Flat roof edge above gutter.
80mm x 140mm

B230 Raised Edge
Fitted to prevent water run off.
100mm x 105mm

B260 Raised Edge
Fitted to prevent water run off.
100mm x 130mm

B300 Raised Edge
Fitted to prevent water run off.
100mm x 180mm

D260 Angle Fillet
Buts up against up-stand wall.
110mm x 60mm 75mm

D300 Angle Fillet
Buts up against up-stand wall.
185mm x 60mm x 85mm

ER35/40 Ridge Roll
Simulates lead roll.
65mm x 90mm

E280 Expansion
For use on large areas.
65mm x 185mm

F300 Flat Sheet
300mm

AT195 External
75mm x 120mm

AT195 Internal
65mm x 185mm

C100 Simulated lead
Replaces traditional lead flashing.
30mm x 100mm

C150 long leg simulated lead
Replaces traditional lead flashing.
30mm x 150km

C1 Universal External Corner

C4 Universal Internal Corner
GRP Range of Tools
Contact Our Technical Team
Consult our technical support experts for personalised advice on your GRP Roofing Project.
01709 728150