BS 4841-4:2006 Rigid polyisocyanurate (PIR) and polyurethane (PUR) products for building end-use applications. Specifications for laminated boards (roofboards) with auto-adhesively or separately bonded facings for use as roofboard thermal insulation under non-bituminous single-ply roofing membranes (Withdrawn)
Publication Year
2006
Document Status
Withdrawn
Abstract
Looks at the construction and composition and requirements. For use in roofs under non-bituminous single-ply roofing membranes.
Document History
Came into effect 20 July 2006.
ISBN
0580481921
Publisher Information
British Standards Institution
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
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