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26/30562651 DC | 20 Aug 2026 | BSI Knowledge
Standard
26/30562651 DC
BS EN 1931 Flexible sheets for waterproofing - Bitumen, plastic and rubber sheets for roof waterproofing - Determination of water vapour transmission properties
Current
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Published:
20 Aug 2026
Overview
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History
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Product Details
Descriptors
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ICS Codes
91.100.50 Binders. Sealing materials
Committee
B/546
International relationships
Identical to:
EN 1931
ISBN
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Publisher
BSI