Setting your thermostat back a few degrees is a great way to save energy. It can be done while at work, asleep or when your away. Be sure the difference is no more than 5 degrees. If you set it back too far you will end up using more energy. Here at Brandywine Valley we offer a wide variety of thermostats. We have your basic non-programmable to your wifi/smartphone compatible thermostats. Call us at 610-692-3900 or email at email@example.com for more information on thermostats.