Caleffi Zoning & Circulation

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Learn More About Caleffi 6686I5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 9 outlets with Flow Gauge
$808.09
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 6686M5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 11 outlets with Flow Gauge
$933.82
Factory-Direct
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.
Learn More About Caleffi 6687C5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 3 outlets with Flow Gauge
$457.35
Factory-Direct
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.
Learn More About Caleffi 6687D5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 4 outlets with Flow Gauge
$521.32
Factory-Direct
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.
Learn More About Caleffi 6687G5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 7 outlets with Flow Gauge
$708.09
Factory-Direct
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.
Learn More About Caleffi 6687N5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 12 outlets with Flow Gauge
$1,021.32
Factory-Direct
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
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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 31426 FD
Caleffi 2" NPT Hydro Separators Tail Piece for model 548009A
$56.99
Factory-Direct
Learn More About Caleffi 31553 FD
Caleffi 1" FNPT Hydro Separators Tail Piece for model 548006A
$13.31
Factory-Direct
Learn More About Caleffi 31554 FD
$26.84
In-Stock
Learn More About Caleffi Z44
Caleffi Z-One Z44 2-Way Valve and Actuator Set with 18" Leads & AUX Switch, 1/2" Sweat, Normally Closed, 2.5 Cv, 50 PSI
$121.32
In-Stock
Learn More About Caleffi Z47
Caleffi Z-One Z47 2-Way Valve and Actuator Set with 18" Leads & AUX Switch, 1-1/4" Sweat, Normally Closed, 7.5 Cv, 20 PSI
$190.44
Factory-Direct
Learn More About Caleffi Z45
Caleffi Z-One Z45 2-Way Valve and Actuator Set with 18" Leads & AUX Switch, 3/4" Sweat, Normally Closed, 7.5 Cv, 20 PSI
$130.88
Factory-Direct
Learn More About Caleffi Z50
Caleffi Z-One Z50 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, Inverted Flare, Normally Closed, 3.5 Cv, 30 PSI
$127.21
Factory-Direct
Learn More About Caleffi Z50F
Caleffi Z-One Z50F 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, Inverted Flare & 3/4" Sweat Connections, Normally Closed, 3.5 Cv, 30 PSI
$143.38
Factory-Direct
Learn More About Caleffi Z54
Caleffi Z-One Z54 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, 1/2" Sweat, Normally Closed, 2.5 Cv, 50 PSI
$124.26
Factory-Direct
Learn More About Caleffi Z56
Caleffi Z-One Z56 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, 1" Sweat, Normally Closed, 7.5 Cv, 20 PSI
$166.18
Factory-Direct
Learn More About Caleffi Z57
Caleffi Z-One Z57 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, 1-1/4" Sweat, Normally Closed, 7.5 Cv, 20 PSI
$193.38
In-Stock
Learn More About Caleffi 386500
Caleffi 3/4" Manifold Outlet Cap, 3/4" Straight Thread
$7.50
In-Stock
Learn More About Caleffi 41371A
Caleffi 1-1/2" NPT Male Tailpiece for model 523080A, all ports compatible
$43.46
Factory-Direct
Learn More About Caleffi 41372A
Caleffi 2" NPT Male Tailpiece for model 523090A, all ports compatible
$56.25
Factory-Direct
Learn More About Caleffi 41380A
Caleffi 1/2" Sweat Tailpiece for model 573 Backflow Preventer
$10.66
In-Stock
Learn More About Caleffi 502610A
Caleffi Automatic Air Vent, 1/8" NPT Male Connections
$11.40
Factory-Direct
Learn More About Caleffi 502620A
Caleffi Automatic Air Vent, 1/4" NPT Male Connections
$12.06
Factory-Direct
Learn More About Caleffi 561402A
Caleffi 1/2" MNPT Service Check Valve, no purging system required
$11.47
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.