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Standard GB 20665-2015 15.5.2015 preview

GB 20665-2015

Minimum allowable values of energy efficiency and energy efficiency grades for domestic gas instantaneous water heater and gas fired heating and hot water combi-boilers

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STANDARD published on 15.5.2015


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84.00 USD

The information about the standard:

Designation standards: GB 20665-2015
Publication date standards: 15.5.2015
SKU: NS-650007
Country: Chinese technical standard
Category: Technical standards GB

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