Historical
BS EN 13707:2004+A2:2009
Flexible sheets for waterproofing. Reinforced bitumen sheets for roof waterproofing. Definitions and characteristics (British Standard)
This document specifies definitions and characteristics for flexible reinforced bitumen sheets for which the intended use is roofing. This covers sheets used as top layers, intermediate layers and underlayers. It does not cover reinforced bitumen sheets for waterproofing used as underlays for discontinuous roofing.
It does not cover waterproofing sheets which are intended to be used fully bonded under bituminous products (e.g. asphalt) directly applied at high temperature, specified by prEN 14695.
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British Standards Institution [bsi]
British Standards Institution [bsi]