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category:
Backflow Prevention and Safety Devices
height:
3.25"
instruction_sheet:
https://www.caleffi.com/sites/default/files/media/external-file/38517_NA.pdf
length:
5.5"
manufacturer:
Caleffi
mpn:
573409A
subcategory:
Backflow Preventers
technical_brochure:
https://www.caleffi.com/sites/default/files/media/external-file/01061_NA_0.pdf
type:
Dual Check with atmospheric vent (DuC-AV)
weight:
0.3 LB
width:
3.25"
Instruction Sheet Product Description
Caleffi - 573409A 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.
Additional Information
Emergency Backpressure Temperature 250°F
Connection 1/2", Sweat Union
Maximum Working Pressure 175 Psi
Medium Temperature Range 32–250 °F
Material Dzr Low Lead Brass