Pitched Warm Roof Construction Details

Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used.
Pitched warm roof construction details. A pitched or slanted roof has a terrain of at least 15 but it is often much more. Covers pitched roof detail. Introduction to pitched roof details the roof is a key element of the building structure providing protection from the elements and has a vital role in reducing heat loss from the building. Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings.
Covers flat roof materials and flat roof construction of warm and cold roofs. Part 4 flat roof construction. This can be determined by the size of the timbers or the size of the roof. A typical roof pitch in the uk for a traditional house will be 40 50 but at most it can go up to 70.
Part 2 pitched roof construction. In a warm pitched roof construction the thermal insulation is placed in the rafter line. This is more of a traditional manner in regards to cutting the timber while onsite and building up the roof by the use of rafters ridge boards joists and purlins among others. Alternatively it can be positioned between the rafters or partially between and below the rafter.
Part 3 pitched roof detail. Insulating a pitched roof above the rafters is the common method chosen for new builds and re roofing existing detached buildings as it provides superior thermal performance for the building. Warm pitched roof construction when used in roofs tyvek and airguard membranes provide optimal protection of the thermal insulation and reduce the risk of interstitial condensation enhancing the energy efficiency of the building. The battening and tiling is then fixed down over.
The position of the insulation can be wholly above or partially between and above the rafter. The thickness of insulation will vary depending. Insulating the roof above the rafters is known as warm roof insulation as the rafters are brought into the insulated envelope of the building. Part 1 a guide to roof construction.
Part 4 flat roof construction. One pitched roof construction method is a cut roof method. Part 3 pitched roof detail. Warm deck pitched roof the insulation is placed over the rafters and then a felt is placed on top.
Covers flat roof materials and flat. Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. Covers pitched roof materials basic pitched roof designs cold and warm pitched roofs and pitched roof construction. Covers an overview of flat and pitched roofs.
Warm pitched roof a warm roof building will make the entire structure of the building warm in an attempt to avoid any cold bridging.