BS EN 521. Specifications for dedicated liquefied petroleum gas appliances. Portable vapour pressure liquefied petroleum gas appliances
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BS EN 50156-1. Electrical equipment for furnaces and ancillary Part 1. Requirements application design installation
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BS EN 16583:2022/A1 Heat exchangers - Hydronic room fan coils units - Determination of the sound power level
BS EN 12952-1 Water-tube boilers and auxiliary installations Part 1: General
Shell boilers Requirements for limiting devices of the boiler and accessories
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Petroleum, petrochemical and natural gas industries. Aircooled heat exchangers
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Code of practice for oil firing Installations up to 45 kW output capacity space heating and hot water supply purposes
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Code of practice for oil firing Installations 45 kW and above output capacity space heating, hot water steam supply services
Electrical equipment for furnaces and ancillary Requirements application design installation
Specifications for dedicated liquefied petroleum gas appliances. Portable vapour pressure liquefied petroleum gas appliances
Specification for tubular heat exchangers for general purposes
Code of practice for installation of domestic heating and cooking appliances burning solid mineral fuels
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Specification for non-domestic space heaters burning liquefied petroleum gases
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