Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings.
Pitched roof valley gutter detail.
Where the roof pitch is between 8 12 5 the.
It is an area where water is directed towards rather than away from therefore correct detailing and construction is essential.
Part 3 of the four part guide to roof construction covers pitched roof detail.
Roof problems valley gutters.
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One of the areas of a pitched roof most prone to leakage if not constructed properly is the valley.
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Catchment area must be no more than 25 m gutter must be at least 250 mm wide.
Where a flat roof adjoins a pitched roof or where valleys or gutters occur the waterproof membrane should be carried up under the tiling to a height of 150mm above the flat roof valley or gutter and lapped by the roofing underlay.
To get the most out of it is helpful to also read parts 1 and 2.
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.
Part 1 a guide to roof construction covers an overview of flat and pitched roofs.
How to do a roof valley martin s roofing and guttering merton ltd for all your roofing needs.
We ve arranged our superb selection into grp valley troughs for tiled roofs and roof valley solutions for slate roofs.
Purpose made valley trough tiles should be supported by gutter boards where the roof uses single lap interlocking tiles they should be mechanically cut to the correct rake adjacent coverings should be neatly cut to form a smooth junction and preferably be cut from tile and a half tiles.