NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Technical rule
[CURRENT]
AGFW FW 524
AGFW FW 524
Requirements for pressfitting systems with elastomeric seals in district heating installations
Title (German)
Anforderungen an Press-Systeme mit Elastomerdichtungen für Gebäudeleitungen in Heizwasser-Fernwärmesystemen