If you want to ensure that you get the most out of your system, be sure to ask us about our comprehensive maintenance services. We’re committed to longevity and we’ll do our best to keep your system running efficiently for as long as possible. As the main control interface between you and your entire HVAC system, a simple thermostat failure can present itself as a far more serious issue. Our team is highly qualified at detecting these problems and we offer a wide range of thermostats to match as many needs as possible. The capacitors in an HVAC system are similar to the spark plugs in a car.