Caleffi Zoning & Circulation

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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.
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Learn More About Caleffi 59905A
Caleffi Tail Piece with Check Valve, 3/4" Sweat Connection with 1" Nut, Low-Lead Brass
$17.93
Factory-Direct
Learn More About Caleffi Z200513
Caleffi Z-One 2-Way Straight NPT Valve Body, 3/4" Connections, 30 PSI, 3.5 Cv
$47.32
Factory-Direct
Learn More About Caleffi R50008
Caleffi 1-1/4" Union Washer for model 548007A & 548097A
$4.88
Factory-Direct
Learn More About Caleffi 6686C5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 3 outlets with Flow Gauge
$396.67
Factory-Direct
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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 626600A
Caleffi 1" NPT Male Universal Flow Switch with NEMA 5 Enclosure, Suitable for 1" to 8" Pipe, used with heating & air conditioning systems
$177.19
Factory-Direct
Learn More About Caleffi 659044
Caleffi Manifold Cabinet for up to 3 Outlets Assembly, 16" W x 20" H
$229.16
Factory-Direct
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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 may apply, see our full shipping policy for more details.
Learn More About Caleffi 659104
Caleffi Manifold Cabinet for up to 13 Outlets Assembly, 40" W x 20" H
$338.40
Factory-Direct
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Learn More About Free Freight
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 may apply, see our full shipping policy for more details.
Learn More About Caleffi Z300412
Caleffi Z-One 3-Way Diverting NPT Valve Body, 1/2" Connections, 50 PSI, 2.5 Cv
$46.16
Factory-Direct
Learn More About Caleffi 1725I1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 9 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,190.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
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Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Caleffi 1725N1A
Caleffi Pre-assembled Fixed Point Manifold Mixing Station, 12 outlets, Thermostatic Fixed Point Mixing, Flow Gauges, 3/4" Ball Valves
$1,356.25
Factory-Direct
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Free Shipping
Learn More About Free Freight
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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Caleffi NA10273
Caleffi AutoFill 5350 Series Valves Pressure Gauge, 2" Dual Size, 0-100 PSI, 1/8" NPT Connection
$9.85
In-Stock
Learn More About Caleffi 127341AF1G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF2G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
In-Stock
Learn More About Caleffi 127341AF3G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF3G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF4G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF4G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF5G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF6G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF7G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AF8G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127341AFG75
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" NPT Male Connections, Low-Lead Brass
$78.75
Factory-Direct
Learn More About Caleffi 127349AF1G0
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$73.50
In-Stock
Learn More About Caleffi 127349AF1G5
Caleffi FlowCal Compact Automatic Flow Balancing Valve, 1/2" Sweat Connections, Low-Lead Brass
$73.50
Factory-Direct