Roof Valley Gutter Detail
Downpipe for catchment over 50 m 2.
Roof valley gutter detail. Here are a few pointers. Flashing a humpy old roof valley requires a little give and take and a backup plan. Strap hung gutter on sloping roof. This detail illustrates an alternate method of attaching copper gutters on sloped roofs.
This valley has seen its better days but the. 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. Table 11 gives the minimum recommended valley widths for different roof pitches and plan areas. Purpose made valley trough tiles should be supported by gutter boards where the roof uses single lap interlocking tiles.
How to do a roof valley martin s roofing and guttering merton ltd for all your roofing needs. Only 9 left in stock order soon. Price and other details may vary based on size and color. Straps extending at least 6 onto the.
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. Barnetts roof valley controllers shingle valley 4 3 out. Thin plywood linings are fitted over the valley boards to maintain a smooth finish under a lead lined valley.
Proprietary gutter or valley systems. 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. Copper braces of 32 oz. 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.
The width of the open valley is dependent upon the roof pitch and the volume of water expected to drain into the gutter. 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. 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.