Warm Flat Roof Insulation Board

A flat roof where the insulation sits below the waterproof membrane and above the structural deck is a warm roof deck.

Warm flat roof insulation board.

Insulating a flat roof with kingspan thermaroof. Our range of high and optimum performance flat roof insulation products are suitable for use in a range of flat roofs. This means that the insulation should be highly resistant to water absorption for example an extruded polystyrene based product which will not be affected by water or repeated freeze thaw cycles. 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.

Follow the links below to learn about our roof insulation boards for. 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. Or above the roof deck where overall roof height may need to be considered if a warm roof construction is desired. 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.

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. Flat roof insulation. A flat roof should always allow for water channelling and drainage to prevent issues such as ponding. With solutions ranging from our optim r vacuum insulation panels to our therma range of pir insulation we can provide the best solution for flat roof insulation for roofs with mechanically fixed bonded or torch applied waterproofing systems.

Inverted roofs are a type of warm flat roof where the insulation is above the waterproofing layer. We also have insulation boards suitable for more specialist roof applications for example inverted roof insulation and balcony insulation.