Our Blog

Man is Adjusting a temperature on the thermostat in the living room.

Should You Invest in a Smart Thermostat?

Thinking about a smart thermostat? Discover the benefits for homeowners in Georgetown, TX, and Round Rock, TX. Save energy, lower bills, and enjoy comfort with McCullough Heating and Air Conditioning.

Close Up Of Man Adjusting Heating Thermostat Control In Room

HVAC Mistakes That Could Be Running Up Your Electric Bill in Round Rock & Georgetown, TX

Learn the top HVAC mistakes that could be driving up your electric bill in Round Rock and Georgetown, TX. Discover smart tips to save energy and lower costs.

A touching moment as a mother helps her daughter get ready for school, embodying care, love, and support.

Back-to-School Comfort Tips: HVAC Edition for Georgetown & Round Rock, TX

Call McCullough Heating & Air Conditioning at (512) 790-7941for HVAC tips to keep your Georgetown & Round Rock home comfortable this back-to-school season.

HVAC heating and air conditioning residential units or heat pumps

What to Expect During a Summer HVAC Tune-Up in Georgetown and Round Rock, TX

Keep your system running strong all summer long! Learn what to expect during a professional HVAC tune-up in Georgetown and Round Rock, TX.

Happy man resting and relaxing at home

Step-by-Step Guide to Preparing Your Home for a Texas Summer

Prepare your home for the Texas summer heat. Call McCullough Heating & Air Conditioning at (512) 798-0839 for expert HVAC help and energy savings.

Man installs and adjusts a heat pump in the backyard, which is very good for households because it increases energy savings

Is It Time to Replace Your AC Before Inflation Reduction Act Rebates End? A Georgetown & Round Rock Homeowner’s Guide

Find out if it’s time to replace your AC with help from McCullough Heating & Air Conditioning before Inflation Reduction Act rebates expire. Georgetown & Round Rock homeowners—act now.

Bag of repairman's work tools, gloves on top of air conditioner units outside a brick home. Service industry, working class.

BIG Changes to Federal HVAC Tax Credits: What Georgetown Homeowners Need to Know Before the End of 2025

Major changes to HVAC tax credits are coming. Georgetown homeowners—act before the end of 2025 to maximize your savings. Learn what updates mean for your home and wallet.

Air conditioning, HVAC service technician using gauges to check refrigerant and add refrigerant.

Big Changes Are Coming to AC Systems in 2025—Here’s What Georgetown and Round Rock Homeowners Should Know

Major AC changes are coming in 2025. McCullough Heating & Air Conditioning breaks down what Georgetown and Round Rock homeowners should expect and how to prepare.

HVAC technician replacing AC unit

Why Spring 2025 Might Be the Smartest Time to Replace Your AC System

Thinking about AC replacement? Spring 2025 is the perfect time to upgrade. McCullough Heating & Air Conditioning offers expert service and HVAC installations.