Standard safety valve soft sealing for HVAC, flanged ends DIN EN ISO 4126 / TRD 721 / TÜV - SV -..-668 ARI-SAFE 903, 904

Standard safety valve soft sealing and bellows unit in EPDM, flanged ends, spring loaded, direct loaded, precise guiding. To relieve excess pressure from HVAC systems.
Specification of the range:
Diverse design combinations by materials of construction, nominal size range (DN20-DN250), design pressure range (PN16-40), as well as accessories.

Other typical denominations:

Applications: HVAC

Certifications: PED 2014/68/EU, EAC, EN 12828, EN ISO 4126-1, TRD 721, AD2000-A2, TÜV - SV -..-668