Xtratherm FR/BGM is a high-performance PIR insulation faced with a polypropylene fleece finished bitumen glass working surface along with an underside facing of the underside. This Xtraterm PIR insulation is perfectly tailored to fit in any flat roof project and can be partially bonded, torched-on or built-up. Xtratherm FR/BGM is perfectly suitable for use on roof decks that are subject to limited maintenance foot traffic and compatible most bituminous based roofing systems.Read more
High thermal performance
High compressive strength
>150kPa @ 10% Compression
0.024 - 0.027 W/mK
Xtratherm FR/BGM is suitable for use on roof decks that are subject to limited maintenance foot traffic. Walkways should be provided on roofs requiring regular pedestrian access. When the roof is complete, protective boarding should be laid if additional site work is to be carried out.
Built up roofing systems should be finished with a suitable reflective layer such as chippings. Advice should be sought from system manufacturer.
The fire rating when tested to EN 13501-5 and BS 476 Part 3 ‘External Fire Exposure Roof Test’ will be dependent upon waterproofing system specified