Caleffi Zoning & Circulation

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Learn More About Caleffi 644359A
Caleffi 3-Way Diverting Motorized Ball Zone Valve, 3/4" Sweat Connections, 4.5 Cv
$267.65
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Learn More About Caleffi 644360A 3BY
Caleffi 3-Way Bypass Motorized Ball Zone Valve, 1" NPT Connections, 12 Cv Ball, 1.5 Cv Bypass
$302.21
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 656414
Caleffi Low Current Draw Thermoelectric Actuator with AUX Micro Switch, 24V, 31.5" Wire Lead, used on Distribution Manifolds
$77.21
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Learn More About Caleffi 659044
Caleffi Manifold Cabinet for up to 3 Outlets Assembly, 16" W x 20" H
$250.00
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 659064
Caleffi Manifold Cabinet for up to 6 Outlets Assembly, 24" W x 20" H
$273.53
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 659084
Caleffi Manifold Cabinet for up to 10 Outlets Assembly, 32" W x 20" H
$322.06
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 548098A
Caleffi Series 548 Hydronic Separator, 1 1/2" Sweat Union Connections, pre-formed insulation
$634.51
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 548099A
Caleffi Series 548 Hydronic Separator, 2" Sweat Union Connections, pre-formed insulation
$741.55
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 501502A
Caleffi Replacement Hi-Capacity Automatic Air Vent, 3/4" NPT Female Connections
$238.24
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 538402 FD
Caleffi Replacement Boiler Drain Valve, 1/2" NPT x 3/4" Garden Hose Thread
$11.47
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Learn More About Caleffi 538202 FD
Caleffi Replacement Boiler Drain Valve, 1/4" NPT x 3/4" Garden Hose Thread
$11.18
Factory-Direct
Learn More About Caleffi NA51069
Caleffi In-line Flow Check Valve, 1" Sweat Union Connections
$56.25
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Learn More About Caleffi 337221A
Caleffi Manual Air Vent with Metal Seal & Adjustable Outlet, 1/4" NPT Connections
$7.72
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Learn More About Caleffi 519599A
Caleffi Differential Pressure By-pass Valve, 3/4" Sweat Inlet with 3/4" Sweat Outlet
$97.79
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Learn More About Caleffi 519609A
Caleffi Differential Pressure By-pass Valve, 1" NPT Inlet with 1" Sweat Outlet
$154.41
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Learn More About Caleffi 519700A
Caleffi Differential Pressure By-pass Valve, 1-1/4" NPT Inlet with 1-1/4" NPT Outlet
$185.29
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Learn More About Caleffi 519709A
Caleffi Differential Pressure By-pass Valve, 1-1/4" NPT Inlet with 1-1/4" Sweat Outlet
$185.29
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Learn More About Caleffi Z116000
Caleffi Z-One 120V Normally Closed Valve Actuator with AUX Switch, 6" Wire
$85.29
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Learn More About Caleffi Z126000
Caleffi Z-One 120V Normally Closed Valve Actuator without AUX Switch, 6" Wire
$79.41
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Learn More About Caleffi Z136000
Caleffi Z-One 120V Normally Open Valve Actuator with Auxiliary Switch, 6" Wire
$94.12
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Learn More About Caleffi Z146000
Caleffi Z-One 120V Normally Open Valve Actuator without Auxiliary Switch, 6" Wire
$86.03
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Learn More About Caleffi Z151000
Caleffi Z-One 24V Normally Closed Valve Actuator with AUX Switch and Terminal Block Screws
$88.97
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Learn More About Caleffi Z111000
Caleffi Z-One 24V Normally Closed Valve Actuator with AUX Switch, 18" Wire
$85.29
Factory-Direct
Learn More About Caleffi Z131000
Caleffi Z-One 24V Normally Open Valve Actuator with Auxiliary Switch, 18" Wire
$94.12
Factory-Direct
Caleffi, one of the leaders in hydronics, makes a wide variety of zoning and circulation materials. Browse below to find the right Caleffi zoning and circulation materials for you or call our experts for personalized advice.