Grp Roofing Membrane

On a timber roof dryseal grp is in excess of 20 times more puncture and load resistant than pvc membrane.

Grp roofing membrane. Grp is composed of a resin with glass or fibrous strands that reinforce the roofing material. No degradation or loss of constituent chemicals occurs with dryseal grp. Dryseal grp can be simply abraded and repaired with resin lamination in the same manner throughout its whole life. 185 grp roofing system.

Glass reinforced plastic grp is comprised of polyester resin and chopped strand mat glass fibres which are mixed together to form a laminate. Unlike fully bonded grp systems dryseal was developed as a pre cured single layer membrane that is supplied on a roll and typically fully mechanically fixed through side edge overlaps at 300mm centres. Polyroof s 185 system is the uk s leading grp roofing system and has become synonymous with premium performance. Grp fibreglass has become one of the most popular forms of flat roofing systems because it is not only a strong material but doesn t add too much extra weight to the structure.

This allows the grp membrane to be secured to the roof construction but still be allowed to move independently of the layers below. Our grp flat roofing systems combine a number of materials including osb3 board decking topseal resin fibreglass matting topseal durable topcoat and topseal fibreglass preformed trims to create a roof that s not only tough and impact resistant but also attractive and pleasing to the eye. Always applied to a polyroof approved osb3 or plywood deck the system carries a 30 year durability rating and provides an exceptionally tough and hard wearing membrane.