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1/2" (10)
3/4" (7)
1" (5)

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C x C (4)
C x FNPT (1)
Expansion PEX x Expansion PEX (3)
FNPT x FNPT (4)
MNPT x MNPT (3)
PEX Crimp x PEX Crimp (3)
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(6)

Caleffi Dual Checks

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This category contains Caleffi dual checks that can be used for backflow prevention. Caleffi dual checks are available in sizes 1/2" and 3/4" threaded and union connections.
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3/4" NPT Female Dual Check Backflow Preventer w/ Atmospheric Vent
$68.94 each
In Stock
Get 17 by Thu, Dec 12
More Available
In Stock
Get 17 by Thu, Dec 12
More Available
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1/2" NPT Dual Check Backflow Preventer w/ Atmospheric Vent
$66.36 each
In Stock
Get 9 by Thu, Dec 12
More Available
In Stock
Get 9 by Thu, Dec 12
More Available
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1/2" Sweat Dual Check Backflow Preventer w/ Atmospheric Vent
$71.81 each
In Stock
Get 17 by Thu, Dec 12
More Available
In Stock
Get 17 by Thu, Dec 12
More Available
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1/2" Sweat x NPT Dual Check Backflow Preventer w/ Atmospheric Vent
$94.85 each
In Stock
Get 7 by Thu, Dec 12
In Stock
Get 7 by Thu, Dec 12
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1/2" 573 Backflow Preventer ASSE 1012 (Press)
$88.80 each
Backorder
Get it by Fri, Jan 3 - Fri, Jan 10
Backorder
Get it by Fri, Jan 3 - Fri, Jan 10
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1/4" NPT Replacement Gauge, 60 psi/0-4 bar
$12.84 each
In Stock
Get 1 by Thu, Dec 12
More Available
In Stock
Get 1 by Thu, Dec 12
More Available
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Replacement Gauge and Elbow for 1725C1A
$229.89 each
Backorder
Get it by Fri, Jan 10 - Fri, Feb 7
Backorder
Get it by Fri, Jan 10 - Fri, Feb 7
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AutoFill Clear Plastic Disc Cover
AutoFill Clear Plastic Disc Cover
SKU: NA10197
Caleffi
SKU: NA10197
Brand: Caleffi
$1.24 each
In Stock
Get 1 by Thu, Dec 12
More Available
In Stock
Get 1 by Thu, Dec 12
More Available
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1/2" MNPT Dual Check Backflow Preventer (ASSE 1024 Compliant)
$61.19 each
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
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1/2" FNPT Dual Check Backflow Prevente (ASSE 1024 Compliant)
$61.19 each
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
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1/2" Press Dual Check Backflow Preventer (ASSE 1024 Compliant)
$74.90 each
In Stock
Get 3 by Thu, Dec 12
More Available
In Stock
Get 3 by Thu, Dec 12
More Available
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1/2" PEX Crimp Dual Check Backflow Preventer (ASSE 1024 Compliant)
$55.74 each
In Stock
Get 2 by Thu, Dec 12
More Available
In Stock
Get 2 by Thu, Dec 12
More Available
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1/2" PEX Expansion Dual Check Backflow Preventer (ASSE 1024 Compliant)
$64.35 each
In Stock
Get 5 by Thu, Dec 12
More Available
In Stock
Get 5 by Thu, Dec 12
More Available
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1/2" Sweat Dual Check Backflow Preventer (ASSE 1024 Compliant)
$56.87 each
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
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3/4" MNPT Dual Check Backflow Preventer (ASSE 1024 Compliant)
$61.91 each
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
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3/4" FNPT Dual Check Backflow Preventer (ASSE 1024 Compliant)
$60.63 each
In Stock
Get 4 by Thu, Dec 12
More Available
In Stock
Get 4 by Thu, Dec 12
More Available
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3/4" Press Dual Check Backflow Preventer (ASSE 1024 Compliant)
$63.62 each
In Stock
Get 2 by Thu, Dec 12
More Available
In Stock
Get 2 by Thu, Dec 12
More Available
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3/4" PEX Crimp Dual Check Backflow Preventer (ASSE 1024 Compliant)
$65.14 each
In Stock
Get 4 by Fri, Dec 13
More Available
In Stock
Get 4 by Fri, Dec 13
More Available
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3/4" PEX Expansion Dual Check Backflow Preventer (ASSE 1024 Compliant)
$65.14 each
In Stock
Get 9 by Thu, Dec 12
More Available
In Stock
Get 9 by Thu, Dec 12
More Available
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3/4" Sweat Dual Check Backflow Preventer (ASSE 1024 Compliant)
$57.59 each
In Stock
Get 3 by Fri, Dec 13 - Mon, Dec 16
In Stock
Get 3 by Fri, Dec 13 - Mon, Dec 16
Compare
1" MNPT Dual Check Backflow Preventer (ASSE 1024 Compliant)
$67.67 each
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
Compare
1" Press Dual Check Backflow Preventer (ASSE 1024 Compliant)
$73.43 each
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Compare
1" PEX Crimp Dual Check Backflow Preventer (ASSE 1024 Compliant)
$80.07 each
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Out of Stock
Get it by Thu, Dec 26 - Fri, Jan 3
Compare
1" PEX Expansion Dual Check Backflow Preventer (ASSE 1024 Compliant)
$62.73 each
In Stock
Get 7 by Thu, Dec 12
More Available
In Stock
Get 7 by Thu, Dec 12
More Available
Compare
1" Sweat Dual Check Backflow Preventer (ASSE 1024 Compliant)
$59.06 each
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
In Stock
Get 1 by Fri, Dec 13 - Mon, Dec 16
Resources
FAQs, Manuals & Videos
Articles
More About Caleffi Dual Checks
This category contains Caleffi dual checks that can be used for backflow prevention. Caleffi dual checks are available in sizes 1/2" and 3/4" threaded and union connections.
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Price ▲
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Product Availability

Show In Stock Only (18)

Size

1/4" (1)
1/2" (10)
3/4" (7)
1" (5)

Connection Type

C x C (4)
C x FNPT (1)
Expansion PEX x Expansion PEX (3)
FNPT x FNPT (4)
MNPT x MNPT (3)
PEX Crimp x PEX Crimp (3)
Press x Press (4)

Review Score

(6)
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