GRP (Fibreglass) makes an excellent waterproof coating for flat and inclined roofs. With a lifespan of over 20 years the cost-effectiveness of fibreglass roofing is amazing.
We sell all the fibreglass roofing materials you might require including roofing resins, roofing topcoats, grp roofing trims and adhesive, tools and bandage and roofing tape. For more info please see our GRP Roofing Guide
And please get in touch if you need any help or advice.