Boiler Zone Controls

Local Pickup FAQ's
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
Caleffi Z-One Z50 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, Inverted Flare, Normally Closed, 3.5 Cv, 30 PSI
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
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
Caleffi Z-One Z56 2-Way Valve and Actuator Set with Terminal Block & AUX Switch, 1" Sweat, Normally Closed, 7.5 Cv, 20 PSI
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
$210.00
In-Stock
Free Shipping
tekmar - Designer Series - 325 - Zone Expansion Module - Compatible with tekmarNet 4 - Six Zone Valves - For Use with tekmarNet 4 or Stand-Alone Thermostats
$404.00
Factory-Direct
Free Shipping
tekmar - Designer Series - 335 - Zone Manager - Compatible with tekmarNet 4 - Six Zone Valves - For Use with tekmarNet 4 or Stand-Alone Thermostats
$588.00
Factory-Direct
Free Shipping
tekmar - 713 - 1-1/2" - 3-Way Mixing Valve
$558.00
Factory-Direct
Free Shipping
tekmar - 723 - 1-1/2" - 4-Way Mixing Valve
$609.00
Factory-Direct
Free Shipping
tekmar - 724 - 2" - 4-Way Mixing Valve
$629.00
Factory-Direct
Free Shipping
tekmar - Performance Series - 315 - Wiring Center - Compatible with tekmarNet 4 - Six Zone Valves - For Use with tekmarNet 4 or Stand-Alone Thermostats
$269.00
Factory-Direct
Free Shipping
tekmar - Performance Series - 400 - House Control - Compatible with tekmarNet 2 - Four Zone Valves - Outdoor Temperature Reset - Boiler - DHW - Setpoint
$771.00
Factory-Direct
Free Shipping
tekmar - Designer Series - 444 - Mixing Expansion Module - Compatible with tekmarNet 4 - Variable Speed/Floating Action/Modulating - For Use with tekmarNet Thermostats
$484.00
Factory-Direct
Free Shipping
tekmar - 002 - 10K Temperature Simulator - For Use with tekmar Controls That Use a 10K Sensor Only
$511.00
Factory-Direct
Free Shipping
Taco - 5003-C3-G - Mixing Valve - Brass - 3/4" Sweat Connection - Point of Source - With Gauge & Check Valve
Taco - 5003-C3 - Mixing Valve - Brass - 3/4" Sweat Connection - Point of Source
Taco - 5004-C3 - Mixing Valve - Brass - 1" Sweat Connection - Point of Source
Caleffi 3-Way Diverting Motorized Ball Zone Valve, 3/4" NPT Connections, 4.5 Cv
$282.00
Factory-Direct
Free Shipping
Caleffi 3-Way Bypass Motorized Ball Zone Valve - 3/4" Sweat Connections - 12 Cv Ball - 1.5 Cv Bypass
Caleffi 3-Way Bypass Motorized Ball Zone Valve, 3/4" Sweat Connections, 12 Cv Ball, 1.5 Cv Bypass
$291.00
Factory-Direct
Free Shipping
Caleffi 3-Way Diverting Motorized Ball Zone Valve, 1" NPT Connections, 4.5 Cv
$328.00
Factory-Direct
Free Shipping
Caleffi 3-Way Bypass Motorized Ball Zone Valve, 1" Sweat Connections, 12 Cv Ball, 1.5 Cv Bypass
$321.00
Factory-Direct
Free Shipping
Caleffi 3-Way Diverting Motorized Ball Zone Valve, 1" Sweat Connections, 4.5 Cv
$321.00
Factory-Direct
Free Shipping
Caleffi Differential Pressure By-pass Valve, 3/4" NPT Inlet with 3/4" NPT Outlet
Displaying Products 193 - 216 (of 545)
Maximize your boilers efficiency with proper zone controls. A properly zoned building will provide radiant comfort while keeping energy bills down. Check out our wide selection or contact our experts for all your zoning needs.