Cold Roof Construction Uk

Tyvek and airguard membranes minimise interstitial and surface condensation in cold pitched roof construction while helping to ensure optimal energy efficiency.

Cold roof construction uk.

The majority of houses with pitched roofs will have what is now called a cold roof where insulation is laid on the floor of the loft area immediately above the ceiling of the upstairs rooms of the house. Guidance advice on warm cold roofs www cncbuildingcontrol gov uk. Basically there are two options to choose from when insulating a flat roof. Installing a warm roof can be extremely straight forward and simple to do.

In practice because of the loss of heat and relative difficulty of providing adequate ventilation cold roof construction has largely been discontinued and in scotland banned. With traditional cold pitched roof construction more insulation often means more interstitial and surface condensation too a danger that is aggravated by precipitation and wind. A cold roof design usually leaves a 50mm gap between the top of the insulation and the roof deck above. Covers pitched roof materials basic pitched roof designs cold and warm pitched roofs and pitched roof construction.

This video shows the key features of a flat roof cold deck construction and how to draw the details to a scale of 1 10. Cold roof a cold roof is roof in which the thermal insulation layer is located between the ceiling joists meaning that everything above the insulation such as the rafters and any roof space will be colder than the living space below it. Part 4 flat roof construction. In a cold roof the thermal insulation is laid between the joists below the structural deck.

Covers pitched roof detail. As the insulation is not required to take any loads quilts and other loose fill materials can be used as well as rigid insulation. This allows air to circulate. Covers flat roof materials and flat.

Well a cold roof is created by laying insulation between the rafters. When we talk about a warm roof vs a cold roof what we re really talking about is the insulation of the flat roof. Part 3 pitched roof detail. Part 2 pitched roof construction.

Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings.