untitled BRITISH STANDARD BS EN 12691 2006 Flexible sheets for waterproofing — Bitumen, plastic and rubber sheets for roof waterproofing — Determination of resistance to impact The European Standard E[.]
BRITISH STANDARD Flexible sheets for waterproofing — Bitumen, plastic and rubber sheets for roof waterproofing — Determination of resistance to impact The European Standard EN 12691:2006 has the status of a British Standard ICS 91.100.50 12&23