Boiler Zone Controls

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tekmar - Designer Series - 334 - Zone Manager - Compatible with tekmarNet 2 - Four Zones - Cooling and Fan Relays - For Use with tekmarNet 2 Thermostats Only
$618.00
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tekmar - Performance Series - 401 - House Control - Compatible with tekmarNet 2 - Four Zone Pumps - Outdoor Temperature Reset - Boiler - DHW - Setpoint
$786.00
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tekmar - Performance Series - 402 - House Control - Compatible with tekmarNet 2 - Four Zone Valves - Outdoor Temperature Reset - Boiler - DHW - Setpoint - Mixing
$909.00
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tekmar - Designer Series - 423 - Universal Reset Module - Compatible with tekmarNet 4 - Outdoor Temperature Reset - Two Boilers - Domestic Hot Water - Setpoint
$1,034.00
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2% Check Discount
tekmar - 482 - Gateway - Compatible with tekmarNet 2 and tekmarNet 4 - RS232 for Home Automation Systems
$1,358.00
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tekmar - 480 - User Switch - Compatible with tekmarNet 2 and tekmarNet 4 - Three Inputs - Programmable - For Use with tekmarNet Thermostats Only
$258.00
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tekmar - 073 - Slab Sensor - 40' Wire - For Use with Outdoor Snow Melting Slabs
$204.00
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tekmar - 077 - Indoor Sensor - Cover Plate - For Attachment to a 2" x 4" Electrical Box
tekmar - 080 - Universal Sensor Enclosure - For Mounting a Universal Sensor into 3/8" ID Well or onto a 1"-4" Pipe
tekmar - 081 - Three Outdoor Sensor Module - For Installation in a tekmar Outdoor Sensor
tekmar - Classic Series - 091 - Snow/Ice Sensor Socket - For Mounting tekmar Snow/Ice Sensors
tekmar - Classic Series - 094 - Snow/Ice Sensor - 208' Wire - For Use with tekmar Snow Melting Controls
$1,376.00
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Caleffi MixingCal 3-Way Thermostatic Mixing Valve w/ checks, 1/2" NPT Connections, 3 Cv
tekmar - Performance Series - 532 - Thermostat - Non-Programmable - tN2/tN4 Compatible - One Stage Heat
tekmar - 554 - Thermostat - 7-Day Programmable - Compatible with tekmarNet - One Stage Heat, One Stage Cool - Touchscreen
$290.00
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Caleffi 1" NPT Male Universal Flow Switch with NEMA 5 Enclosure, Suitable for 1" to 8" Pipe, used with heating & air conditioning systems
Caleffi 2-Way Straight Motorized Ball Zone Valve, 1" Sweat Connections, 13 Cv
$277.00
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Caleffi 3-Way Bypass Motorized Ball Zone Valve, 3/4" NPT Connections, 12 Cv Ball, 1.5 Cv Bypass
$282.00
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Caleffi 3-Way Diverting Motorized Ball Zone Valve, 3/4" Sweat Connections, 4.5 Cv
$291.00
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Caleffi 3-Way Bypass Motorized Ball Zone Valve, 1" NPT Connections, 12 Cv Ball, 1.5 Cv Bypass
$328.00
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Caleffi Low Current Draw Thermoelectric Actuator with AUX Micro Switch, 24V, 31.5" Wire Lead, used on Distribution Manifolds
Caleffi In-line Flow Check Valve, 1" Sweat Union Connections
Caleffi Differential Pressure By-pass Valve, 3/4" Sweat Inlet with 3/4" Sweat Outlet
Displaying Products 433 - 456 (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.