CFC/HCFC Rigid Polyisocyanurate Insulation [PIR]
Supertherm BGM is a totally CFC/HCFC free, rigid polyisocyanurate foam insulation board, faced on the top side with a fleece finished bitumen glass facing on the underside with mineral coated glass tissue. The highly efficient closed cell foam core has an exceptionally low thermal conductivity of 0.024-0.027 W/mK and easily achieves required U values with a minimum thickness.
Supertherm BGM is suitable with most bituminous based roofing systems especially built-up felt roofing systems.
Features and Benefits
Totally CFC/HCFC free
Full range of thicknesses to meet appropriate Building Regulations
Lightweight and easy to handle
High insulation value thermal conductivity 0.024-0.027 W/mK
Rot proof, durable and maintenance free
Tapered / cut-to-falls boards also available
Zero Ozone Depletion Potential
Global Warming Potential of less than 5