NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Technical rule
[CURRENT]
VDI 4300 Blatt 7
VDI 4300 Blatt 7
Indoor-air pollution measurement - Measurement of indoor air change rate
Title (German)
Messen von Innenraumluftverunreinigungen - Bestimmung der Luftwechselzahl in Innenräumen