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

24% Buy This
$6.20
In-Stock
Caleffi Series 681 Universal PEX Fitting, 1/2" Nominal PEX Connection, 150 psi max - QTY:1
23% Buy This
$11.10
In-Stock
Caleffi 3/4" Nominal Universal PEX Fittings, ASTM Pipe Size
$4.90
Was 
$9.90
SAVE $5.00
Factory-Direct

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

14% Buy This
$5.85
In-Stock
Caleffi Series 682 Universal PEX-AL-PEX Fittings, 1/2" PEX-AL-PEX Connections, 150 psi max
$4.95
In-Stock
Caleffi Z-One 3-Way Diverting Sweat Low-Lead Brass Valve Body, 3/4" Connections, 20 PSI, 7.5 Cv
$44.60
Factory-Direct
Caleffi 1/2" Hard Copper Compression Fittings, 1/2" Compression Connections, 150 psi max
$9.35
In-Stock
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass with Adaptor and Temperature Gauge, 3/4" Sweat Connections
$109.45
Factory-Direct
Caleffi 2-Way Straight Motorized Ball Zone Valve, 3/4" NPT Connections, 13 Cv
$167.05
Factory-Direct
Caleffi 3-Speed Manifold Pump Station, UPS 15-58 pump, Thermostatic Fixed Point Mix Valve, 1" NPT Male & 3/4" NPT Female Connections, built-in hydraulic separator
$494.35
Factory-Direct
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Learn More About Free Freight *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.
Caleffi 1" NPT Male Universal Flow Switch with NEMA 5 Enclosure, Suitable for 1" to 8" Pipe, used with heating & air conditioning systems
$124.95
Factory-Direct
Caleffi AutoFil Automatic Boiler Fill Valve, 3/4" NPT Male Union Connections
$75.15
Factory-Direct
Caleffi Z-One 3-Way Diverting Sweat Low-Lead Brass Valve Body, 1/2" Connections, 30 PSI, 3.5 Cv
$37.75
Factory-Direct
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 3 outlets with Flow Gauge
$314.25
Factory-Direct
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Free Shipping
Learn More About Free Freight *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.
Caleffi Differential Pressure By-pass Valve, 1-1/4" NPT Inlet with 1-1/4" Sweat Outlet
$128.90
Factory-Direct
Caleffi MixingCal 3-Way Thermostatic Mixing Valve, Low-Lead Brass with Adaptor and Temperature Gauge, 1" Sweat Connections
$127.25
Only 2 In-Stock
$15.85
Factory-Direct
$9.25
Factory-Direct
$11.20
Factory-Direct
$11.30
Factory-Direct
$14.00
Factory-Direct
$12.65
Factory-Direct

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