BS EN 621:2009 Non-domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW, without a fan to assist transportation of combustion air and/or combustion products (Withdrawn)
Publication Year
2009
Document Status
Withdrawn, cited in regs
Document History
Superseded by BS EN 17082:2019. Supersedes BS EN 621:1998. This standard is a Harmonised European Standard (hEN).
ISBN
9780580586026
Publisher Information
British Standards Institution
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