Installing a programmable thermostat is not unlike installing any other thermostat for your HVAC system. The key is to get the right thermostat for your HVAC system. And to make sure it is wired properly. Many thermostat manufacturers provide detailed installation instructions with their thermostats to make sure you have all the information you need to install the thermostat properly. Sometimes the instructions that come with the new thermostat can be vague or even confusing and that is what we want to help you with here at High Performance HVAC. Please see our other articles for installing thermostats on our other pages to help you with your thermostat installation. Below are some good tips and detailed instructions on installing your new programmable thermostat. And don’t forget after the new tstat is installed you still have to program it.