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NA 041

DIN Standards Committee Heating and Ventilation Technology and their Safety

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Technical rule [CURRENT]

AGFW FW 506
Requirements for self-operated bypass valves for district heating water

Title (German)

Anforderungen an Sicherheitsüberströmventile (SÜV) ohne Hilfsenergie für Heizwasserstationen zum direkten Anschluss

Edition 2013-12
Original language German
Price On Request
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