Indoor Air Quality Articles

How Your HVAC System Can Help You Sleep

August 15, 2025

The sound of a well-maintained heating, ventilation, and air conditioning (HVAC) system is like a lullaby for a good night’s sleep.

The Basics of Winter Indoor Air Quality

November 2, 2024

In the winter, being snug as a bug in a rug in your home can be cozy, but it can also play havoc with your indoor air quality (IAQ) here in Arizona, creating some significant health problems. At McCall’s Air Conditioning and Heating, we recommend taking precautions to avoid the common issues associated with winter indoor air quality.