Grp Valley Gutter Details

Easily cut and available in 3 m lengths.

Grp valley gutter details. 0 67w m 2 k 30mm thick to 0 21w m 2 k 100mm thick membrane. 2014 class b maximum 868mm boundary sole 700mm valley sole dimension. Preformed grp valleys in many ways the roof construction for a pre formed grp valley is the same as that for a lead lined valley. Valley gutters detailing around the intersection of a valley gutter and a fascia board can be a little tricky.

Iko armourplan 0 6mm and1 2mm and sika trocal 0 8 and 1 2 mm application. Some types of grp valleys do not require valley boards check with valley manufacturer. The valley should secured to counterbattens by at least one nail every 400mm. Designed as a cost effective alternative to lead the 125 grp valley is easy to fix durable and lightweight.

Grp fibreglass is so strong and durable it is the ideal product to replace lead valleys or box gutters whether on new build or existing buildings. Lay underlay as recommended by valley manufacturer. Firstly grp is an incredibly strong material with a long lifespan. Available in lengths up to 8m fire rating.

In response to customer demand we can now offer an even higher capacity box gutter suitable for use with larger roofs were capacity is more important than elegance. Grp valley troughs provide an alternative to a metal roof valley with a number of benefits. Benefits of grp valley troughs. Modern lead starts to fail after 20 years and is very desirable to thieves.

Tried and tested and complies with bs 5534 2014 requirements for valleys. Here are a few pointers. It is ideal for most types of roof design which have a valley junction between two roof slopes. Boundary valley and valley hip lengths.

This means that grp valley troughs will last longer than the metal valley alternatives which often end up corroding over time coming away. Grp valley troughs provide you with a durable and cost effective alternative to lead products. Ensure that valley boards provide full support for grp valley. Just one straight run is required and of course we guarantee it for 30 years.

For ogee radius gutters please click here. Grp box gutters radius and straight. Box guttering for over 10 years house martin have been producing beautiful bespoke grp radius gutters in a popular ogee format. They are easier to install can be used on tile and slate roofs as well as profiled grp roofs or metal roofs and are long lasting.

We ve arranged our superb selection into grp valley troughs for tiled roofs and roof valley solutions for slate roofs. There s no need to step the decking boards. Some grp valleys are sufficiently robust to enable them to be laid directly over the rafters rather than being supported on valley boards. Lpcb certified to lps 1181 grade ext b non fragility performance.