Current
British Standards Extra Supplement
BS EN
Applies to independent boiler appliances using solid fuel with a nominal output up to 50 kW. The indented use of the appliances is space heating in residential buildings, either directly or via provision of hot water for central heating. Designed for use only with open vented systems at a working pressure up to 2 bar.
Supersedes BS EN 12809:2001+A1:2004.
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