★★★★★ 5 rating from 110 reviews

One Hour Heating & Air Conditioning of Northwest Austin HVAC Services

AC repair, heating repair, replacement, and maintenance for homeowners and businesses. Primary ZIP focus: 78645, 78726, 78730, 78732, 78733, 78734, 78750, 78628, 78641, 78642, 78646. Secondary ZIP focus: 78605, 78607, 78609, 78611, 78639, 78643, 78654, 78657, 78669, 78672, 76527, 76537, 76542, 76547, 76571, 78633, 78727, 78728, 78729, 78753, 78754.

Popular Service Area ZIP Pages

Latest Blog Guides

Call: +1 (512) 842-9551

Address: 775 CR 270, Unit 203, Leander, TX 78641

Hours: 24/7 emergency availability

Service focus: Northwest Austin, Leander, Liberty Hill, Georgetown, and nearby communities

Current Specials & Offers

Take advantage of these limited-time offers on HVAC services.

$89

$89 AC Tune-Up

Complete AC maintenance to prevent breakdowns and improve efficiency

$250 Off

$250 Off New AC Installation

Save on a new high-efficiency AC system installation

10% Off

10% Off Any Repair

Save on AC, heating, and HVAC repairs

0% APR

0% Financing Available

Flexible payment options for qualified customers

Claim Your Savings - Book Now

Why Choose One Hour Heating & Air Conditioning?

We deliver reliable HVAC service with a commitment to your comfort and satisfaction.

On-Time Guarantee

We respect your schedule. Arrive within your appointment window or service is free.

Licensed & Insured

TACLA licensed technicians with full insurance coverage for your protection.

Same-Day Service

Emergency and same-day appointments available 7 days a week.

Upfront Pricing

Know the cost before work begins. No surprises, no hidden fees.

Expert Technicians

Background-checked, drug-tested, and continuously trained on latest systems.

All Major Brands

We service and install Trane, Carrier, Lennox, Rheem, and all major brands.

Texas HVAC License: TACLA00151023E

Our HVAC Services

Complete heating and cooling services for homes and businesses in Northwest Austin.

AC Repair

Fast diagnosis and repair for all AC systems

AC Installation

Expert installation of high-efficiency systems

AC Tune-Up

Preventive maintenance to avoid breakdowns

Emergency AC

24/7 emergency cooling repairs

Heating Repair

Furnace and heater repair services

Furnace Install

New furnace installation and replacement

Heating Tune-Up

Keep your heater running efficiently

Heat Pumps

Year-round comfort with heat pump systems

Mini Splits

Ductless cooling and heating solutions

Duct Services

Duct cleaning, repair, and sealing

Air Quality

Air purification and filtration systems

HVAC Inspection

Complete system evaluation and safety check

Need HVAC Service Today?

Same-day appointments available. Call now or book online for fast, reliable service.

+1 (512) 842-9551 Book Online

Google Rating & Customer Feedback

Real customer sentiment from our Google Business Profile.

5 / 5.0 Google rating based on 110 reviews

★★★★★

"James Shaw assisted me with any and all questions, gave me advice and ways to improve and upkeep maintenance weekly and monthly. Very knowledgeable and great forward approach."

- Jesus

★★★★★

"Ismael was very knowledgeable and professional during the hvac tuneup. Answered all questions that I had. Would highly recommend to all friends and family!"

- jay

★★★★★

"Professional and great cleaning services"

- Eric