
Caleffi
573403A Dual Check Backflow Preventer with Atmospheric Vent BFP 1/2" NPT Union, ASSE 1012
Item #CLF573403A
MFG #573403A
UPC801661508760
BrandCaleffi
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- Dual check backflow preventer with atmospheric vent Certified to: ASSE 1012, CSA B64.3, NSF/ANSI 372, Low Lead Laws and listed by ICC-ES. Meets codes IPC, IRC & UPC for use in accordance with the U.S. and Canadian plumbing codes. Dual check continuous pressure backflow preventer with atmospheric vent. Emergency backpressure temperature: 250°F. connection: 1/2" FNPT, union. Maximum operating pressure: 175 psi. Fluid temperature range: 32–250 °F. Material: DZR low lead brass.
- Nominal Size1/2 inSub-BrandAutoFillManufacturerCaleffi Hydronic SolutionsManufacturer #573403AMaterialBRASSPressure Rating175 psiTemperature Rating32 - 250 deg F