Heating Controls

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Keep your home at a comfortable temperature with the proper heating controls. We have a wide selection of heating controls and accessories. Shop below or let our experts help you find exactly what you need.

Learn More About Watts Radiant P-2332
Watts Radiant
Watts Radiant - P-2332 - 6-Zone - Zone Valve Controller - Slave - Order Number: 81005191
$128.00
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Learn More About Hydrolevel 3150
Hydrolevel HydroStat 3150 Universal Temperature Limit and Low Water Cut-Off for Oil-Fired Boilers, 120 VAC
$212.00
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Learn More About Hydrolevel 3200
Hydrolevel HydroStat 3200 Universal Temperature Limit, Boiler Reset and Low Water Cut-Off for Gas-Fired Boilers, 24 VAC
$239.00
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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 Hydrolevel EW-204
Hydrolevel EW-204 Electro-Well Low Water Cut-Off Probe, Long Nut, Short Insertion Length - 3/4" NPT
$37.00
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Learn More About Hydrolevel EW-205
Hydrolevel EW-205 Electro-Well Low Water Cut-Off Probe, Extra Short Insertion Length - 3/4" NPT
$28.00
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Learn More About ecobee EB-EMSSI-01
ecobee - EB-EMSSi-01 - Internet Enabled Energy Management System - 2 Heating/2 Cooling - 7-Day Programmable - Built in WiFi - Smart Phone App Controlled
$399.00
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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 Tekmar 150-0
tekmar - Classic Series - 150 - Setpoint Control - One Stage
$234.00
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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 Tekmar 152
tekmar - Classic Series - 152 - Setpoint Control - Two Stage or Heat and Cool
$316.00
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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 Tekmar 356
tekmar - Classic Series - 356 - Mixing Control - Outdoor Temperature Reset - Variable Speed
$393.00
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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 Tekmar 360
tekmar - Classic Series - 360 - Mixing Control - Outdoor Temperature Reset - Floating Action
$671.00
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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 Tekmar 361
tekmar - Classic Series - 361 - Mixing Control - Outdoor Temperature Reset - Variable Speed
$742.00
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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 Tekmar 422
tekmar - Designer Series - 422 - Universal Reset Module - Compatible with tekmarNet 4 - Outdoor Temperature Reset - Mixing - Boiler - DHW - Setpoint
$1,005.00
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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.
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 Tekmar 326-0
tekmar - Designer Series - 326 - Zone Expansion Module - Compatible with tekmarNet 4 - Three Zone Pumps - For Use with tekmarNet 4 or Stand-Alone Thermostats
$240.00
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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 Tekmar 336
tekmar - Designer Series - 336 - Zone Manager - Compatible with tekmarNet 4 - Four Zone Pumps - For Use with tekmarNet 4 or Stand-Alone Thermostats
$516.00
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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 Tekmar 070
$44.00
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Learn More About Tekmar 071
tekmar - 071 - Universal Sensor - 1' Wire
$37.00
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Learn More About Tekmar 072
tekmar - 072 - Slab Sensor - 20' Wire - For Use with Outdoor Snow Melting Slabs
$118.00
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Learn More About Tekmar 076
$54.00
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Learn More About Tekmar 079
tekmar - 079 - Slab Sensor - 10' Wire - For Use with Floor Heating Applications
$41.00
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Learn More About Tekmar 710
tekmar - 710 - 3/4" - 3-Way Mixing Valve
$196.00
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Learn More About Tekmar 720
tekmar - 720 - 3/4" - 4-Way Mixing Valve
$203.00
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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 Tekmar 711
tekmar - 711 - 1" - 3-Way Mixing Valve
$197.00
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Learn More About Tekmar 712
tekmar - 712 - 1-1/4" - 3-Way Mixing Valve
$201.00
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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 Tekmar 714
tekmar - 714 - 2" - 3-Way Mixing Valve
$563.00
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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.