BS 4841-5:2006 : Title: Rigid polyisocyanurate (PIR) and polyurethane (PUR) products for building end-use applications Specification for laminated boards (roofboards) with auto-adhesively or separately bonded facings for use as thermal insulation boards for pitched roofs Pages: 16 Year: Publisher: British Standards Institution Availability: Within 1-2 working days
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