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Is Your AC Struggling to Keep Your Home Cool?

Discover common reasons why your AC might be struggling to keep up with Austin’s heat. Learn practical solutions to improve cooling performance and comfort.

Changing out a furnace filter

AC Air Filters: Clearing Up the Confusion

Confused about AC air filters? Learn about filter types, MERV ratings, and how the right filter choice can improve your Austin home's air quality and HVAC efficiency.

Cleaning air ducts

Is Air Duct Cleaning Necessary for Your Home?

Wondering if air duct cleaning is worth it? Learn the benefits of clean ducts, signs you may need cleaning, and how it impacts indoor air quality in your Austin home.

A woman upset with her underperforming AC

Reasons Your AC Unit Is Not Performing

Discover common reasons your AC unit may not be performing well. Learn how to identify and resolve these issues with expert tips from McCullough Heating & Air Conditioning.

New air conditioner outside a home

What to Check Before Calling for AC Repair

Learn simple troubleshooting steps to try before calling for AC repair. Keep your Austin AC running smoothly with these quick checks and maintenance tips.

Technician is checking air conditioner. Air conditioning, HVAC service technician using gauges to check refrigerant and add refrigerant.

How to Choose the Right AC Contractor for Your Austin Home

Looking for an AC contractor in Austin? Learn what to consider when choosing an HVAC professional, from certifications to reviews, to ensure quality service and reliable expertise.

Air conditioners outside

The Importance of Proper AC System Design

Discover why a properly designed AC system is essential for efficiency, comfort, and long-term reliability in Austin. Learn how professional HVAC design impacts your home's cooling.

Is a Bigger AC Unit Better?

Learn whether a bigger AC unit is better for your home. Discover how sizing affects energy efficiency, comfort, and system performance with McCullough Heating & Air Conditioning.

Outside AC unit

Spring HVAC Maintenance Checklist for Austin Homeowners

Prepare your HVAC system for Austin's warmer months with this spring checklist. Learn essential maintenance tasks to keep your AC running efficiently all season.