NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Standards
[Withdrawn]
DIN 4795
DIN 4795
Draft regulators for chimneys; concepts safety requirements, testing, marking
Title (German)
Nebenluftvorrichtungen für Hausschornsteine; Begriffe, Sicherheitstechnische Anforderungen, Prüfung, Kennzeichnung