Yes, your HVAC system can absolutely help with indoor air quality. But it is only part of the picture.

A central air conditioner and a heat pump can look very similar from the outside, and both cool your house in summer. The big difference is that a heat pump can also heat the home by reversing how it moves heat.

Central Texas homeowner guide to deciding whether to repair or replace an air conditioner based on age, repair cost, breakdown history, energy use, and comfort.