BSI - BS 5258-9
Safety of Domestic Gas Appliances - Part 9: Specification for Combined Appliances: Fanned-Circulation Ducted-Air Heaters/Circulators
|Publication Date:||31 October 1989|
|ICS Code (Gas heaters):||97.100.20|
Safety requirements and associated methods of test for heaters either combined with, or designed to be fitted with, circulators. Covers appliances burning 1st, 2nd and 3rd family gases of rated heat inputs of the air heater and circulator not exceeding 60 kW and 8 kW, respectively.