Roof Valley Detail

Riverside provides roof valley flashing for general contractors roofers and do it yourself home owners.

Roof valley detail.

We describe how to construct three common styles of roof valley. A common misconception is that the mortar bedding is there to prevent water access. Woven closed cut and open. 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.

Essentially there are three main ways to shingle a roof valley. A roof valley is formed where two roof slopes meet. Trussed valley set detail no sheathing continuous 2x4 sp no 2 attached to the roof 146 basic 160 ultimate mph wind speed. 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.

Your choice of valley installation method is critical because when improperly installed valleys are risks for serious leaks. Water collects in a valley to flow off the roof. Special pricing available for large quantities. This article discusses details and specifications for roof valley flashing for best construction roof leak resistance.

It is an area where water is directed towards rather than away from therefore correct detailing and construction is essential.