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Mercury Free Heat Only Thermostat with Low Temperature Scale
chemical water treatment
The 75F Flush Sensor adds a high precision temperature and humidity sensor that is pre calibrated from the factory
protects fixtures and extends water heater life
the Q340A and Q390A come with a push-in clip
ZD12X6TZ/U Inactivate Mercury Free Heat Only ThermostatThis easy to wire damper includes a 24 volt motor used to control circulating air in HVAC systems. The ZD is a power close and spring open damper used when a normally open damper is required. It's typically used with TrueZONE and other electronic zoning systems.
US$ 30.00
US$ 36.00
US$ 58.00
US$ 42.00
US$ 90.99
US$ 30.00
US$ 69.00
US$ 54.00
