Caleffi 573403A ½" NPT Female Inlet/Outlet Dual Check Backflow Preventer
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Original price
$97.50
Current price
$68.25
SKU 573403A
Caleffi 573403A ½" NPT Female Inlet/Outlet Dual Check Backflow Preventer
Dual check continuous pressure backflow preventer with atmospheric vent.
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DZR low-lead brass body.
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Max working pressure: 175 psi
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Working temp range: 32˚ - 210˚F
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Emergency backpressure temp: 250˚F
Compliance with the following codes: IPC, IRC and UPC for use in accordance with the U.S. and Canadian plumbing codes
Compliance with the following standards:- ASSE 1012-2009
- NSF/ANSI 372 - 2016, Drinking Water System Components - Lead Content
- Reduction of Lead in Drinking Water Act, California Health and Safety Code 116875
- S.3874, Reduction of Lead in Drinking Water Act
Technical Brochure
Instruction Sheet