McCullough Heating & Air Conditioning Logo
(512) 588-5937

Offers & Deals

Save on every visit with exclusive discounts and limited time promotions from McCullough Heating & Air Conditioning.

All

All Services$100 OFF

$100 OFF on your next repair. New Customers Only. Minimum Repair total of $500 required.

Book Now

August 31, 2026View offer

Ac Installation

AC Installation30% OFF

You can claim 30% of the project cost, up to $600.

  • up to $600

Keep installation records and manufacturer certifications. Complete IRS Form 5695 for eligible upgrades. Use one form for multiple upgrades, adhering to the $3,200 annual limit. Submit the form with your federal taxes or consult a tax professional.

September 2, 2026View offer

Hvac Maintenance

HVAC Maintenance

$79 HEATING TUNE UP

Book Now

August 31, 2026View offer
HVAC Maintenance$79 OFF

$79 AC TUNE UP WAIVED WITH REPAIR

Book Now

August 31, 2026View offer

Hvac Installation

HVAC Installation$2,650 OFF

$2650 IN MANUFACTURER REBATES AND DISCOUNTS

August 31, 2026View offer
HVAC Installation$100 OFF

Refer a friend or family member in need of top-quality heating or cooling installation services to us. When they purchase a new system from McCullough Heating, Air Conditioning & Plumbing, you’ll receive a $100 Visa gift card as a token of our appreciation.

Contact us to learn more about the Referral Program and how you can start earning rewards by recommending McCullough Heating, Air Conditioning & Plumbing!

September 2, 2026View offer
HVAC Installation$2,600 OFF

Qualify for Federal Tax Credits and Utility Rebates: Save up to $2,600 on energy-efficient systems by acting now.

September 2, 2026View offer
HVAC InstallationFREE

FREE quote

Call McCullough today for a FREE quote

September 2, 2026View offer

General Plumbing

General Plumbing

$99 PLUMBING EVALUATION

  • FREE Water Test

Book Now

August 31, 2026View offer
General PlumbingFREE

Includes FREE Water Test

Book Now

August 31, 2026View offer
General PlumbingFREE

FREE Water Test

Book Now

August 31, 2026View offer
General PlumbingFREE

FREE 2ND OPINION on Plumbing Installs

Book Now

August 31, 2026View offer
General Plumbing$50 OFF

$50 OFF ANY PLUMBING REPAIR

Book Now

August 31, 2026View offer
General PlumbingFREE

GET A PLUMBER TO YOUR DOOR FOR FREE Waived Diagnostic

  • Waived Diagnostic

Book Now

August 31, 2026View offer

Ac Repair

AC RepairFREE

FREE 2ND OPINION ON REPAIRS

Book Now

August 31, 2026View offer
AC Repair10% OFF

10% DISCOUNT for Veterans and Active Military on Repairs

Book Now

August 31, 2026View offer
AC Repair10% OFF

10% DISCOUNT for Senior Citizen on Repairs

Book Now

August 31, 2026View offer

Water Heater

Water Heater

$179 TANKLESS WATER HEATER FLUSH

Book Now

August 31, 2026View offer

Heat Pump

Heat Pump30% OFF

Air-Source Heat Pump: Claim a 30% Tax Credit

  • maximum credit of $2,000

Keep installation records and manufacturer certifications. Complete IRS Form 5695 for eligible upgrades. Use one form for multiple upgrades, adhering to the $3,200 annual limit. Submit the form with your federal taxes or consult a tax professional.

December 31, 20322308 days leftView offer
Heat Pump30% OFF

You can claim 30% of the installation expenses, with a maximum credit of $2,000.

  • maximum credit of $2,000

Keep installation records and manufacturer certifications. Complete IRS Form 5695 for eligible upgrades. Use one form for multiple upgrades, adhering to the $3,200 annual limit. Submit the form with your federal taxes or consult a tax professional.

December 31, 20322308 days leftView offer

Heating System

Heating System30% OFF

Furnace Tax Credits by Fuel Type: You can claim 30% of the project cost, with a cap of $600 for qualifying furnaces and equipment installed from 2023 to 2032.

  • 97%+ AFUE rating

Keep installation records and manufacturer certifications. Complete IRS Form 5695 for eligible upgrades. Use one form for multiple upgrades, adhering to the $3,200 annual limit. Submit the form with your federal taxes or consult a tax professional.

December 31, 20322308 days leftView offer
Heating System30% OFF

You can claim 30% of the project cost, with a cap of $600 for qualifying furnaces and equipment installed from 2023 to 2032.

  • cap of $600

Keep installation records and manufacturer certifications. Complete IRS Form 5695 for eligible upgrades. Use one form for multiple upgrades, adhering to the $3,200 annual limit. Submit the form with your federal taxes or consult a tax professional.

September 2, 2026View offer

Hvac Repair

HVAC Repair10% OFF

10% DISCOUNT

Book Now

August 31, 2026View offer

Hvac Troubleshooting

HVAC Troubleshooting

$79 TRUE DIAGNOSTIC

Book Now

August 31, 2026View offer

To explore more coupons and offers, visit McCullough Heating & Air Conditioning