Roof Valley Gutter Detail

This valley has seen its better days but the.

Roof valley gutter detail.

Thin plywood linings are fitted over the valley boards to maintain a smooth finish under a lead lined valley. In this video we ll flash the valley. Valleys shall have suitable weathering details including flashings to resist the passage of moisture to the inside of the building. In a previous video we covered how to flash roof edges before shingling.

Strap hung gutter on sloping roof. 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. Copper braces of 32 oz.

First clean the debris out of the valley including sawdust nails and whatever else is in there. Straps extending at least 6 onto the. Here are a few pointers. Copper are alternately spaced with copper brackets at 30 o c.

The width of the open valley is dependent upon the roof pitch and the volume of water expected to drain into the gutter. How to do a roof valley martin s roofing and guttering merton ltd for all your roofing needs. The continuous copper apron strip is fastened to the gutter with a single lock seam and is nailed to the roof with copper nails 12 o c. 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.

Flashing a humpy old roof valley requires a little give and take and a backup plan. The nz metal roof and wall cladding code of practice also recommends increasing the minimum depth of the valley gutter to 75 mm where the roof pitch is between 8 12. Purpose made valley trough tiles should be supported by gutter boards where the roof uses single lap interlocking tiles. 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.

Roof valleys are like gutters with a steep pitch but the stakes are higher for valleys than they are for gutters. Figure 3 section c cross section through alternative valley gutter detail to e2 as1. This detail illustrates an alternate method of attaching copper gutters on sloped roofs. Proprietary gutter or valley systems.