For the latest information on this topic, see our new video, How to Replace an Old Thermostat, here: https://thd.co/2NOqS77
Learn how to save energy and money on your heating and cooling bills by replacing your existing thermostat with a programmable thermostat. Watch the step by step installation process, and discover some helpful tips along the way as well.
For more DIY information, visit http://www.homedepot.com/knowhow