The new T series T4 programmable room thermostat

Find out about the Honeywell T4 programmable thermostat from an installers point of view

Other videos in the Introducing the T4 Programmable Thermostat series

  • Installing the T4R Programmable Thermostat

    How to install the T4R wireless programmable room thermostat - Boiler Plus Ready


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  • Installing the T4 and T4M Programmable Thermostat

    Installing the T4 wired and T4Mwired modulating Programmable Thermostats  - both are Boiler Plus Ready


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