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Check Valves & Backflow Preventers
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Backflow Preventers
Backflow Preventers
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Backflow Type
Dual Check (1)
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Brass (2)
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4-1/2 in W (1)
4-5/8 in L (1)
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FNPT (2)
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1/2 in (1)
3/4 in (1)
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175 psi (2)
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32 to 210 deg F (2)
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Caleffi
Caleffi 573403A Continuous Backflow Preventer With Atmospheric Vent, 1/2 in Nominal, FNPT End Style, Brass Body, Dual Check
Part #
420046
MFG #
573403A
U/M
EA
CARTON /20
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Caleffi
Caleffi 573503A Backflow Preventer, 3/4 in, FNPT, Brass Body
Part #
1221239
MFG #
573503A
Add to Cart
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Caleffi
Caleffi 573403A Continuous Backflow Preventer With Atmospheric Vent, 1/2 in Nominal, FNPT End Style, Brass Body, Dual Check
Part #
420046
MFG #
573403A
U/M
EA
CARTON /20
Add to Cart
Compare
Caleffi
Caleffi 573503A Backflow Preventer, 3/4 in, FNPT, Brass Body
Part #
1221239
MFG #
573503A
Add to Cart
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