Thermostat 101 Basics

February 7, 2025

You can trust our team at McCall’s Air Conditioning and Heating to always add value and comfort to your Arizona home or business throughout the year. We offer practical solutions designed to extend the service life and operating efficiency of your HVAC system—including your thermostat.

Planning to Remodel? Go Ductless!

January 23, 2025

You probably already know about the advantages of ductless heating and cooling systems—and how they can significantly lower your Mesa home’s carbon footprint while improving your indoor air quality (IAQ).

Does an AC Kill Mold?

January 9, 2025

Your air conditioner (AC) can do several things––keep your Arizona home’s indoor air cooler than outdoor temperatures, help to keep indoor airborne allergens at bay, and help keep your home’s humidity low. But one thing it can’t do is kill mold.

Transitioning Your Heat Pump

December 2, 2024

One reason homeowners love heat pumps is they function as an all-in-one unit. Instead of purchasing and maintaining a separate furnace and air conditioning system, you can simply transition your heat pump from the heat setting to the cooling setting and vice versa as seasons warrant. Our team wants you to understand how to make…

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.

Fall and Winter Care for Commercial Rooftop Units

October 2, 2024

All commercial heating, ventilation and air conditioning (HVAC) systems need care in the cooler months to keep them running efficiently.

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Call us at 480-396-0041 !