| Summary: | According to the schedule of the European Commission’s product efficiency policy in force, as specified in European Union Commission Regulation of 28 April 2015, new requirements for local space heaters are in effect from 1 January 2018. The paper provides current definitions of appliances, including gas radiant heaters, intended for commercial applications. The requirements resulting from current regulations and respective changes substantial for manufacturers and investors are presented. Gas consumption cost calculations and accumulated cost analysis for 10–year period for two types of heaters, those of the lowest and the highest value of seasonal space heating energy efficiency, are exhibited. This is a reliable parameter essential for selecting the appliance, and its value is calculated and presented according to new regulations.
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