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Resideo backflow preventer RV281DVGW-tested, soundproofed, Group I without support. Housing made of dezincification-resistant brass, screw connections made of gunmetal (Rp 2 made of brass). Internal parts made of high-quality plastic, lip seal made of NBR, backflow preventer insert completely replaceable.Meets the requirements of DIN 4109 in terms of noise behaviour.Fluid category (DIN EN 1717): 2Medium: Drinking waterNominal size: 1 inchKvs value: 17Body material: Brass, dezincification-resistantProtection class: EANominal pressure: PN 16Medium temperature: 2 degrees C - 65 degrees CNote: Identical in construction to former Honeywell articleMake: ResideoType: Braukmann
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