300 grade insulation should be specified when a roof has exceptionally heavy loads.
10+ Inverted Roof Insulation Boards Pics. Waterproofing layer eg singly ply membrane. It consists of styrofoam insulation boards with a factory.
There are many reasons why you should choose to install an inverted roof in your next building project. Flat roof details and information relating to insulating a flat roof. Pir is a rigid foam board which has a very high fire safety value.
Thermal insulation materials used in inverted roof structures require high compression strength and have to be waterproof. To minimise cold bridging and foreign bodies penetrating the layer of insulation and then the membrane, the insulation boards are installed using tongue and groove. Details both in 2d and 3d to give a an alternative to this method sees insulation boards made into shallow wedge sections to provide the inverted roof puts the insulation above the roof covering. Csr bradford's innovative products for your home's roof enhance energy efficiency, improve noise control, and provide fire protection.