The Coolest Air
Killeen, TX HVAC · #1 of 13 · BBB A+ Accredited · 19+ yrs
At a glance
- Google rating
- 5.0★ from 345+ reviews
- In business
- 19+ years
- BBB
- A+ accredited
- Services
- 9 HVAC services
- Service area
- Killeen, TX
- Phone
- +1-254-278-7800
Overview
The Coolest Air specializes in high-efficiency heat pump retrofits and dual-fuel system conversions. Reviewers frequently highlight their precision during complex installations, including custom closet floor rebuilding and ductwork sealing. Central Texas homeowners benefit from their expertise in improving home energy performance through blown-in insulation and UV air quality upgrades. Cliff and his team consistently receive praise for their transparent communication, offering honest pros and cons for repair versus replacement options.
The Coolest Air provides comprehensive HVAC services, including system installation, repair, and maintenance for residential and commercial clients across Central Texas. This locally-owned contractor reports 19 years of experience serving the Killeen area with high-efficiency heat pump and dual-fuel system installations. They list a wide range of services including ductless mini-split setups, blown-in insulation, and indoor air quality enhancements. Financing options are available to assist with system upgrades and replacements.
Vouched Score breakdown — 90/100
Above the Killeen, TX HVAC average of 80/100. Ranks #1 of 13 listed HVAC providers in Killeen, TX.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How The Coolest Air compares to the Killeen average
| Signal | The Coolest Air | Killeen avg | Delta |
|---|---|---|---|
| Vouched Score | 90/100 | 80/100 | +10 vs avg |
| Google rating | 5.0★ | 4.8★ | +0.2 vs avg |
| Review volume | 345+ | 270+ | +76 vs avg |
| Years in business | 19+ | 20+ | -1 vs avg |
What customers say
"I chose The Coolest Air to install my new ac system in Austin and it went great! They have the best customer service but also the best install crew around. Cliff, Aaron & Daniel worked two days on converting my original Daikin FIT system to a high efficiency Dual Fuel Heat Pump system with gas furnace. The system also qualifies for a tax credit. We are excited to have them doing our maintenance from now on. They a…"
— Shane Birdsong · Nov 28, 2025 · Google Reviews"What a wonderful company and a delight to meet and work with Cliff, Aaron and Daniel. I had an unfortunate situation where two of my A/C’s went bad at once and “The Coolest Air” company was here ASAP to lend a hand. From scheduling to replacement it was a pure delight. Timely, knowledgeable, extremely delightful and willing to go an extra step. My pictures show the old unit on the left and the first new unit on the …"
— Rosemarie Growney · Sep 19, 2025 · Google Reviews"Today we had the pleasure of working with The Coolest Air, and I can't recommend them highly enough! From start to finish, their professionalism was evident. They installed a new air conditioner and insulated above our sunroom, which has made a noticeable difference in comfort. The team also upgraded both the inside and outside units and added new vents, all done with precision and care. They took the time to expla…"
— R T · Nov 23, 2025 · Google Reviews"We have used Coolest Air for over 18 years if we needed air conditioning or heater support. They have done everything from routine service and minor repairs to complete system replacements. Recently they performed extensive work at our Home. They replaced our heater and A/C with the latest high efficiency heat pump and A/C systems. In addition to the new systems, they added extensive blow-in insulation and enhanced…"
— Lennon Tatum · May 28, 2025 · Google Reviews"I have been using The Coolest Air for the past couple of years for any problems and for their twice a year maintenance plan. I chose them based on the reputation and reviews that I saw from many different people. They have not disappointed at all. Always quick to respond, repairs and maintenance done quickly and efficiently. But, most of all, have always been honest and presented me with all possible options and the…"
— Stacy Engstrom Scentsy Ind. Superstar Director · Aug 9, 2025 · Google Reviews"and his exceptional crew at Coolest Air have been our go-to company for air conditioning and heater service for over 18 years. They have taken care of everything from routine maintenance and services to emergency repairs and system replacement and upgrades."
— Verified reviewer · BBBPros
- High Google rating (5.0★ across 345+ reviews)
- Long-established (19+ years in business)
- BBB accredited
Self-reported on their website — not independently verified.
- Satisfaction guarantee
- Financing available
- Free estimates
- Specializes in AC repair
- Specializes in AC replacement
When to choose them
- You need to finance the work
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Heating System Replacement — Replacement of an aging or failed heating system, typically a furnace or heat-pump indoor unit.
- Heat Pump Service
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
Service area
Killeen, TX home
Contact & hours
| Monday | 8:00 AM – 6:00 PM |
|---|---|
| Tuesday | 8:00 AM – 6:00 PM |
| Wednesday | 8:00 AM – 6:00 PM |
| Thursday | 8:00 AM – 6:00 PM |
| Friday | 8:00 AM – 6:00 PM |
| Saturday | 8:00 AM – 12:00 PM |
| Sunday | Closed |
Frequently asked questions
What are the pros of The Coolest Air?
When should I choose The Coolest Air?
What is the Vouched Score for The Coolest Air?
Is The Coolest Air BBB accredited?
How long has The Coolest Air been in business?
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What does HVAC service typically cost when working with a Killeen, TX provider like The Coolest Air?
Does The Coolest Air do AC Repair in Killeen, TX?
Does The Coolest Air do AC Replacement in Killeen, TX?
Does The Coolest Air do HVAC Installation in Killeen, TX?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
The Coolest Air (this company) |
90/100 | 5.0★ (345+) | 19+ | A+ ✓ | — | Highest Vouched Score Furnace Replacement AC Replacement |
| 77/100 | 5.0★ (30+) | 30+ | — | — | — | |
| 65/100 | 4.6★ (70+) | 10+ | — | — | — | |
| 77/100 | 4.7★ (75+) | 10+ | — | — | — |
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Profile last updated May 14, 2026.