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 roofboard thermal insulation under built up bituminous roofing membranes
建筑终端用硬质聚异氰脲酸酯(PIR)和聚氨酯(PUR)产品
Cross References:BS 3690-2:1989BS EN 300:1997BS EN 636:2003BS EN 822:1995BS EN 823BS EN 824BS EN 825:1995BS EN 826:1996BS EN 1426BS EN 1427BS EN 1607:1997BS EN 13165:2001BS EN 13169:2001BS EN 13170:2001BS EN 13171:2001BS EN 13501-1BS 476-3:2004BS 747:2000BS 6229:2003BS 6336BS 6399-1:1996 BS 6399-3:1988BS EN ISO 6946BS ISO 11925-2:2002 DD ENV 1187Building Regulations Approved Document B:2004