You can count on One Hour Heating and Air Conditioning to install the perfect HVAC thermostat for your home. Call our team for an assessment of your home and trust us to install these HVAC thermostats. Our thermostats can regulate the temperature throughout your home or business. It’s connected to your heating or cooling system and works in conjunction with these systems to maintain the temperature. The thermostat controls the flow of air into and out of your HVAC system.