Caleffi Boiler System Accessories

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Caleffi 1/2" Sweat Connection Fitting, chrome plated nut

Item#: 24249
Model#: NA10262
Brand: Caleffi
$7.65
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Caleffi 3/4" Nominal Universal PEX Fittings, ASTM Pipe Size
Item#: 24350
Model#: 680505A
Brand: Caleffi
$6.86
In-Stock

Caleffi - Series NA103 - Connection Fitting - 1/2" NPT Male Connection - 150 PSI Maximum Pressure

Item#: 24892
Model#: NA10313
Brand: Caleffi
$8.17
Only 2 In-Stock
Caleffi Series 682 Universal PEX-AL-PEX Fittings, 1/2" PEX-AL-PEX Connections, 150 psi max
Item#: 24890
Model#: 682540A
Brand: Caleffi
$7.00
In-Stock
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
Item#: 24614
Model#: 127341AFG50
Brand: Caleffi
$78.75
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Caleffi Z-One 3-Way Diverting Sweat Valve Body, 3/4" Connections, 50 PSI, 2.5 Cv
Item#: 25081
Model#: Z300532
Brand: Caleffi
$53.52
In-Stock
Caleffi AutoFIll Combo Automatic Boiler Fill Valve with Backflow Preventer, Pressure Indicator, 1/2" FNPT Inlet x 1/2" NPT Female Outlet
Item#: 25898
Model#: 573002A
Brand: Caleffi
$146.41
In-Stock
Caleffi Discal Air Separator with 1/2" Check Valve, 1-1/4" NPT Female Connections
Item#: 24530
Model#: 551007AC
Brand: Caleffi
$225.35
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
Only 4 In-Stock
Caleffi 2-Way Thermo-electric Zone Valve, 3/4" Sweat TwisTop Connections, 24V with AUX Switch, NC
Item#: 24325
Model#: 676259A
Brand: Caleffi
$133.43
Only 3 In-Stock
Caleffi Manual Air Vent with Metal Seal & Adjustable Outlet, 1/4" NPT Connections
Item#: 24763
Model#: 337221A
Brand: Caleffi
$6.74
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Caleffi 1-1/4" Union Washer for model 548007A & 548097A
Item#: 24262
Model#: R50008
Brand: Caleffi
$4.88
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Caleffi Discal Air Separator with 1/2" FNPT Bottom Thread, 1-1/4" NPT Female Connections
Item#: 24539
Model#: 551007A
Brand: Caleffi
$221.13
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
Only 1 In-Stock
Caleffi Tail Piece without Check Valve, 3/4" NPT Male Connection, used with 1" Nut, Low-Lead Brass
Item#: 24952
Model#: 31901A
Brand: Caleffi
$10.21
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Caleffi Z-One Z55 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, 3/4" Sweat, Normally Closed, 7.5 Cv, 20 PSI
Item#: 25911
Model#: Z55
Brand: Caleffi
$124.96
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Caleffi 1/2" Nominal Universal PEX Fittings, ASTM Pipe Size
Item#: 24245
Model#: 680504A
Brand: Caleffi
$6.86
In-Stock
Caleffi Discal Air Separator with 1/2" Check Valve, 1" NPT Female Connections
Item#: 24526
Model#: 551006AC
Brand: Caleffi
$157.04
Only 1 In-Stock
Caleffi Discal Air Separator with 1/2" Check Valve, 2" Sweat Connections
Item#: 24533
Model#: 551054AC
Brand: Caleffi
$339.44
Free Shipping
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Caleffi Discal Air Separator, 2" Flange Connections, ASME & CRN Certified
Item#: 24545
Model#: NA551050A
Brand: Caleffi
$2,786.94
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
Item#: 24622
Model#: 127341AF4G0
Brand: Caleffi
$78.75
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Caleffi Hygroscopic Safety Cap for Discal 551 Air Separators and DiscalDirt 546 Dirt Separators
Item#: 24734
Model#: R59681
Brand: Caleffi
$12.43
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Caleffi - Series 681 - Universal PEX Fitting - 3/8" Nominal PEX Connection - 150 PSI Maximum Pressure
Item#: 24887
Model#: 681503A
Brand: Caleffi
$7.15
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Caleffi Z-One 2-Way Straight NPT Valve Body, 3/4" Connections, 30 PSI, 3.5 Cv
Item#: 25045
Model#: Z200513
Brand: Caleffi
$47.32
Only 1 In-Stock
Caleffi Dual Check Continuous Pressure Backflow Preventer with Atmospheric Vent, 1/2" Sweat Inlet x 1/2" FNPT Outlet
Item#: 25934
Model#: 573493A
Brand: Caleffi
$65.22
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Caleffi AutoFill Automatic Boiler Fill Valve, Pressure Indicator, 1/2" MNPT Inlet x 1/2" FNPT Outlet
Item#: 24458
Model#: 553542A
Brand: Caleffi
$86.51
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