Roof Valley Gutter Construction Details

Part 3 of the four part guide to roof construction covers pitched roof detail.

Roof valley gutter construction details.

Valley gutter defined. Valley gutters are generally considered to be a problem area. To get the most out of it is helpful to also read parts 1 and 2. The roof construction for mortarless valleys is similar to that for open grp valleys.

The width of the open valley is dependent upon the roof pitch and the volume of water expected to drain into the gutter. Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. Table 11 gives the minimum recommended valley widths for different roof pitches and plan areas. The valley gutter problem areas can be made worse where there are surrounding trees and associated leaves and branches that can block the valley gutters up.

Part 1 a guide to roof construction covers an overview of flat and pitched roofs. Valley gutters detailing around the intersection of a valley gutter and a fascia board can be a little tricky. How to do a roof valley martin s roofing and guttering merton ltd for all your roofing needs. Parapet and tapered gutters our basic fitting guides are designed to assist installing rolled lead sheet in a range of roofing applications including flashings valleys gutters and flat roofing.