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.
STANDARD published on 20.7.2006
Designation standards: BS 4841-3:2006
Note: WITHDRAWN
Publication date standards: 20.7.2006
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Category: Technical standards BS