The science behind roofing

Building Products Index Ltd Roof Ventilation, Ventilation Leave a Comment

View the Klober entry on BPi Visit the Klober website A roof is a building’s last line of defence against the elements. But how efficiently it performs is a science in itself. Klober gives us an insight into the depth of their product development Look up at a roof and what you see depends upon your perspective. If you’re in …

Klober air-open underlay tops performance ratings

Building Products Index Ltd Roofing, Underlay Leave a Comment

View the Klober BPi entry Visit the Klober website The variable performance of vapour permeable underlays ultimately led to the decision by the NHBC and the BSI that only air-open membranes could be used without supporting high level ventilation. Klober Permo® air offers an exceptional level of breathability, with a water vapour transmission sd-Value of 2736 g/m2/day and a water …

New Klober insulation board with integrated vapour underlay

Building Products Index Ltd Insulation Leave a Comment

View the Klober entry on BPI Visit the Klober Website Permo® therm, from Klober, is a phenolic insulation board with a tongue-and-groove edge profile, integrated vapour roof permeable underlay and self-adhesive strips along laps. The product has been designed for above-rafter insulation and offers the added convenience of combining two roofing disciplines in one product. It can be laid on …