BS 6644:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for installation of gas-fired hot water boilers of rated inputs between 60 kW and 2 MW (2nd and 3rd family gases)
Hardcopy , PDF
08-07-2005
English
31-10-1991
Requirements for the installation of single and groups of boilers, selection and siting, open vented and sealed systems, controls and safety, air supply and ventilation, flues and commissioning.
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