NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Technical rule
[CURRENT]
VDI 3803 Blatt 1
VDI 3803 Blatt 1
Air-conditioning - Structural and technical principles - Central air conditioning systems (VDI Ventilation Code of Practice)
Title (German)
Raumlufttechnik - Bauliche und technische Anforderungen - Zentrale RLT-Anlagen (VDI-Lüftungsregeln)