BS 6644:2011 :
BS 6644:2011 : 1397455
BS 6644:2011 :
Title: Specification for the installation and maintenance of gas-fired hot water boilers of rated inputs between 70 kW (net) and 1.8 MW (net) (2nd and 3rd family gases)
Pages: 66
Year:
Publisher: British Standards Institution
Availability: Within 1-2 working days BSI will directly send the standards to End-User after our confirmation.
Title: Specification for the installation and maintenance of gas-fired hot water boilers of rated inputs between 70 kW (net) and 1.8 MW (net) (2nd and 3rd family gases)
Pages: 66
Year:
Publisher: British Standards Institution
Availability: Within 1-2 working days BSI will directly send the standards to End-User after our confirmation.
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