Roof Valley Gutter Detail

In a previous video we covered how to flash roof edges before shingling.

Roof valley gutter detail.

Roof valleys are like gutters with a steep pitch but the stakes are higher for valleys than they are for gutters. Here are a few pointers. Copper braces of 32 oz. Downpipe for catchment over 50 m 2.

This detail illustrates an alternate method of attaching copper gutters on sloped roofs. Strap hung gutter on sloping roof. Roof valleys are like gutters with a steep pitch but the stakes are higher for valleys than they are for gutters in a previous video we covered how to flash roof edges before shingling. 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.

Flashing a humpy old roof valley requires a little give and take and a backup plan. Table 11 gives the minimum recommended valley widths for different roof pitches and plan areas. 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. First clean the debris out of the valley including sawdust nails and whatever else is in there.

Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Thin plywood linings are fitted over the valley boards to maintain a smooth finish under a lead lined valley. 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. Straps extending at least 6 onto the.

The width of the open valley is dependent upon the roof pitch and the volume of water expected to drain into the gutter. Proprietary gutter or valley systems. Valleys shall have suitable weathering details including flashings to resist the passage of moisture to the inside of the building. Copper are alternately spaced with copper brackets at 30 o c.

In this video we ll flash the valley. Purpose made valley trough tiles should be supported by gutter boards where the roof uses single lap interlocking tiles. Valley gutters detailing around the intersection of a valley gutter and a fascia board can be a little tricky. This valley has seen its better days but the.