Warm Roof Insulation Details

Because the sheathing is kept cooler roofing materials tend to have a longer life span.

Warm roof insulation details.

No ventilation is required for these types of roofs. Follow the links below to learn about our roof insulation boards for each application or alternatively if you know the product you want then enter it in the search box below. Warm roofs offer a superior thermal performance and therefore come with a higher cost. Another key advantage of specifying a pitched roof is the ability to provide a very high level of thermal performance in these roof types whether you re looking to insulate at joist ceiling level for a cold pitched roof or at rafter level if a living area within a warm roof construction is desired.

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. These roofs do allow a bit of heat to escape from your home through the roof in the winter months. The great thing about a warm roof is that if your existing roof surface is in good condition you don t need to do much to it. A range of premium and high performance roof insulation solutions for pitched roofs.

Pitched roofs are a common sight in the uk owing to their versatility and typical low maintenance requirements when compared to other forms of roof construction. A warm flat roof or a built up roof bur is one where all the insulation is above the joists deck making them part of the warm fabric of the building. These roofs keep your home cooler during the hot summer months. A properly insulated ventilated roof can help to control or prevent the formation of ice dams.

The vapour control layer is above the decking but below the insulation. The insulation can be adhered mechanically fixed or loose laid. In a warm roof construction the principal insulation layer is placed above the structural decking resulting in the structural deck and support structure being at a temperature similar to that of the building interior. With a warm roof the insulation is installed on top of the existing surface rather than in between the rafters.

There are two ways to insulate a roof. Warm deck this is where the insulation is placed on top of the rafters joists and the roof covering is then placed over the insulation. Insulating the roof above the rafters is known as warm roof insulation as the rafters are brought into the insulated envelope of the building. A warm deck roof is where the insulation is placed on top of the rafters joists and the roof covering is then placed over the insulation.