Blog

Outdoor HVAC condenser beside a house, with a window unit and tree in a wooded yard
July 30, 2026
Learn why some HVAC units are installed on the roof, beside the house, in the attic, or under the home, plus the benefits and drawbacks of each location.
Red crane lifting a hanging crate over a house roof under a clear blue sky
July 30, 2026
Learn why some older AC and HVAC systems can’t—or shouldn’t—be repaired, including parts availability, refrigerant issues, safety concerns, and high repair costs.
Rooftop HVAC unit with metal vent and ducting on a shingled roof under a clear sky
June 14, 2026
What does HVAC tonnage mean? Learn how air conditioner sizing works, why bigger isn't always better, and how AC Medic helps Arizona homeowners choose the right system for their home.
Four people and two German shepherds in front of an AC Medic Heating & Air service van.
June 14, 2026
Looking to lower your energy bill this summer? Discover five simple ways Arizona homeowners can reduce cooling costs and improve HVAC efficiency with help from AC Medic.
Wall-mounted digital thermostat beside a door in a modern interior
June 14, 2026
Learn how adjusting your thermostat can lower your energy bills. Discover why every 1-degree change can make a difference and how AC Medic helps Arizona homeowners improve HVAC efficiency.
a person servicing an AC system
By AZ Marketing Masters March 2, 2026
Learn what R22 refrigerant is, why it was discontinued, what replaced it, and why newer AC refrigerants are changing again. AC Medic explains what it means for your system.
A mini split system on the side of a house
By AZ Marketing Masters March 2, 2026
Learn what a mini split system is, how it works, and the pros and cons of ductless heating and cooling. AC Medic explains when mini splits are a smart choice for your home.
A person repairing a HVAC system
By AZ Marketing Masters February 19, 2026
Which costs more, heating or cooling? Use this comprehensive guide to break down the costs associated with heating and cooling a home. Contact us for a free evaluation.
a square white wall thermostat
By AZ Marketing Masters February 19, 2026
Learn how long household heaters last and what you can do to entend the life of yours! Through Regular maintenance, most heaters should last from 10-20 years and even more!