Valley Board Roof

Then fix the valley support laths running up the valley.

Valley board roof.

Additional eaves closure pieces and counter battens are not required and they create a close cut appearance. Thin plywood linings are fitted over the valley boards to maintain a smooth finish under a lead lined valley. Roof valleys are the channels that run down the joints of the roof. We ve arranged our superb selection into grp valley troughs for tiled roofs and roof valley solutions for slate roofs.

Grp valleys are manufactured from glass reinforced plastic. Looking for something specific. Grp valley troughs provide you with a durable and cost effective alternative to lead products. Soup to nuts riley shows the proper way of installing a valley on a roof.

Setting the valley boards flush requires extra work as the boarding must be cut to fit between the rafters supported on extra timbers fixed to the sides of the rafters. The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off. Grp valley troughs are a robust durable and lightweight alternative to lead and zinc valley. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet.

Then lap the main roof felt over the trough and then tile etc. Then lay the valley felt. Then fix the grp trough.