Roof Valley Gutter Construction Details

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.

Roof valley gutter construction details.

The width of the open valley is dependent upon the roof pitch and the volume of water expected to drain into the gutter. Part 1 a guide to roof construction covers an overview of flat and pitched roofs. The roof construction for mortarless valleys is similar to that for open grp valleys. Part 3 of the four part guide to roof construction covers pitched roof detail.

Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. Valley gutters are generally considered to be a problem area. Table 11 gives the minimum recommended valley widths for different roof pitches and plan areas. Valley gutters detailing around the intersection of a valley gutter and a fascia board can be a little tricky.

Design right by alide elkink freelance technical writer wellington cross sectional details for valley gutters are given in both acceptable solution e2 as1 and the nz metal roof and wall cladding code of practice. Valley gutter defined. 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. A valley gutter is where two main roofs meet or where there is a change in roof direction.