Warm Flat Roof Insulation Board

Or above the roof deck where overall roof height may need to be considered if a warm roof construction is desired.

Warm flat roof insulation board. Warm deck flat roof insulation is now the standard way to insulate a flat roof click to enlarge flat roofs for example on extensions bathrooms and dormer windows are not the best of ideas. Ponding can lead to premature failures in the waterproofing system and the need to refurbish an area or the entire flat roof before the end of its intended design lifetime. A flat roof should always allow for water channelling and drainage to prevent issues such as ponding. Here we share the most common mistakes people make when installing flat roofing insulation.

Roofing insulation is one of the most important and misunderstood building components. Flat roof insulation. They lose loads of heat and are prone to leaking causing the materials to deteriorate. Xtratherm manufactures an extensive range of high performance pir flat roof insulation boards that include tapered insulation providing comprehensive technically advanced solutions for all flat roof projects.

At least 100mm of rigid board insulation must be positioned on top of the vapour control layer the vapour control layer stops any moisture within the building. When installing a flat roof it is important to ensure you have suitable flat roof insulation to minimise any heat loss and improve noise insulation and is an essential part of the roof structure without appropriate flat roof insulation the extension or building will not pass building regulations. There are many different types and installation methods out there along with a lot misinformation about which products offer the greatest energy savings. The xtratherm range of high performance insulation boards provides the ideal technically advanced solution for flat roof projects.

Boards that can be considered suitable for a wide range of applications across flat roofs whether you re looking to insulate at joist level or above the roof deck in your flat roof construction. This is placed over the roof joists and a board normally external ply is laid on top. If 180mm is to be installed then 100mm board might be introduced between the rafters there has to be a minimum 25mm air gap between the insulation and the underside of the tiles or slates with an 80mm board running across the rafters. With a warm roof the usual process is to split the insulation into two layers.

One of the main benefits you will receive from installing a warm flat roof is condensation will not become an issue because of the positioning of the insulation.