Withdrawn
Core Supplement
BS
Details installation and maintenance requirements of ventilation provision for new or replacement gas appliances for domestic or non-domestic purposes utilizing 1st, 2nd or 3rd family gases and with a rated heat input not exceeding 70kW based on net CV (net calorific value).
Superseded by BS 5440-2:2023. Supersedes BS 5440-2:2000. Came into effect 31 December 2009.
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