NA 041

DIN Standards Committee Heating and Ventilation Technology and their Safety

DIN EN 442-2 [Withdrawn] referenced in following documents:

Document number Edition Title
Document number VDI 4650 Blatt 2 Edition 2013-01 Title Simplified method for the calculation of the annual heating energy ratio and the annual gas utilisation efficiency of sorption heat pumps - Gas heat pumps for space heating and domestic hot water More 
Document number VDI 4700 Blatt 1 Edition 2015-10 Title Terminology of civil engineering and building services More 
Document number VDMA 24390 Edition 2007-03 Title Dezentrale Lüftungsgeräte - Güte- und Prüfrichtlinie More