![Programmable thermostat T3](https://www.resideo.com/emea/en/-/media/Resideo%20System/Lazy%20Loading%20Placeholders/p.png?as=1&h=408&iar=1&w=720&hash=F276592C9D69223B416CBAFCDAAF60D6#https://www.resideo.com/emea/en/-/media/EMEA%20Site%20Cluster/EMEA/Images/smart-thermostats/720x408_T3-Wired-uk07cohres.jpg?h=408&w=720&rv=951632fc19594ca486f564093903ef91&hash=F276592C9D69223B416CBAFCDAAF60D6)
T3 thermostat
T3 Series thermostat’s compatibility with multiple boilers and heating systems makes it easy to install for HVAC professionals. Its simple programming is also compelling asset for homeowners.
![Programmable thermostat T4](https://www.resideo.com/emea/en/-/media/Resideo%20System/Lazy%20Loading%20Placeholders/p.png?as=1&h=408&iar=1&w=720&hash=F276592C9D69223B416CBAFCDAAF60D6#https://www.resideo.com/emea/en/-/media/EMEA%20Site%20Cluster/EMEA/Images/smart-thermostats/720x408_T4%20thermostat%20product.jpg?h=408&w=720&rv=f2f551dee77a44b3b6d56a545e83d19c&hash=F276592C9D69223B416CBAFCDAAF60D6)
T4 thermostat
Our T4 thermostat range is available for wired and wireless installation. Its pre-programmed clock enable customers to schedule room temperature for 7 days and save energy.