Key Heating & Cooling
Tallahassee, FL HVAC · #9 of 14 · 45+ yrs
At a glance
- Google rating
- 4.8★ from 210+ reviews
- In business
- 45+ years
- Services
- 7 HVAC services
- Service area
- Tallahassee, FL
Overview
Key Heating & Cooling focuses on fast residential AC repair outcomes. Key Heating & Cooling lists NATE- and EPA-certified technicians. Tallahassee's humid summers drive IAQ demand; Key offers GPS whole-house systems. Key Heating & Cooling traces service back 45+ years in the region. Reviewers report same-day arrivals and quick parts replacement.
Key Heating & Cooling handles residential and light-commercial HVAC repair, installation, and maintenance in Tallahassee. NATE- and EPA-certified technicians are listed on their site. Free estimates and GreenSky financing are advertised for system replacements. Emergency service is advertised as 24/7, and Aeroseal duct sealing is offered.
Vouched Score breakdown — 81/100
Tallahassee, FL HVAC average is 83/100. Ranks #9 of 14 listed HVAC providers in Tallahassee, FL.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How Key Heating & Cooling compares to the Tallahassee average
| Signal | Key Heating & Cooling | Tallahassee avg | Delta |
|---|---|---|---|
| Vouched Score | 81/100 | 83/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 210+ | 920+ | -712 vs avg |
| Years in business | 45+ | 31+ | +14 vs avg |
What customers say
"I had an excellent experience with this HVAC company, and a big part of that was thanks to Cayla. From the moment I called, she was professional, friendly, and incredibly helpful. She took the time to answer all of my questions, made scheduling easy, and kept me informed throughout the process. Her positive attitude and outstanding customer service made the entire experience stress-free. It’s rare to find someone wh…"
— Katie Eddy · Jun 2, 2026 · Google Reviews"Highly recommend Key Air Conditioning. They replaced my entire HVAC unit. David Key was one of the most kind, professional and patient people that I have ever encountered. The service crew who installed the system were very friendly, professional and efficient. The communication level of answering calls and keeping me informed about the installation of my new system and instructions on its operation was exce…"
— Gail Rapp · May 29, 2026 · Google Reviews"We had a nasty smell while trying to heat the house during the recent blizzard. They were able to get a technician to come out within an hour of calling. Alan smelled what we were talking about and evaluated our system. He came up with a plan to solve the problem, told us the cost (which was very reasonable) and completed the job quickly. Our heat does not smell anymore and works great. Haley the receptionist that t…"
— Eric · Jan 29, 2025 · Google Reviews"The best price we found after contacting several firms for an estimate on a replacement unit for our home. From the initial visit from David Key where he explained everything regarding the process to Haley in the office who handled our phone questions and billing to the fantastic installation crew of Jaguar, Vince, Alex and Jose we could not be more pleased with the level of service we received from everyone at Key…"
— David Thorne · Nov 7, 2025 · Google Reviews"Alan found the problem quickly. Replaced a broken part and my A/C was up and running on a hot day within 30 minutes. Key Heating and Air did a great jib."
— A Skelly · May 29, 2026 · Google ReviewsPros
- High Google rating (4.8★ across 210+ reviews)
- Long-established (45+ years in business)
Self-reported on their website — not independently verified.
- NATE-certified technicians
- Emergency response: 24/7
- Financing available
- Free estimates
- Indoor air quality services
- Mini-split system specialist
- Specializes in AC repair
When to choose them — and when to consider alternatives
- You need AC repair
- You need indoor air quality work
- You need mini-split installation
- You need to finance the work
- You want a BBB-rated firm specifically
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.
- 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.
- Heat Pump Service
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Tallahassee, FL home
What Key Heating & Cooling publishes about pricing
Promotions
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$50 off your repair today
As published: $50 off your repair today"…d it is, up to $1,500 Contact us for details. Get $50 off your repair today Contact us for details. Schedule a checkup today…" -
$50 off your repair today and stop your dinosaur fro
As published: $50 off your repair today and stop your dinosaur fro"…e on Repairs Is your HVAC system prehistoric? Get $50 off your repair today and stop your dinosaur from becoming a fossil. Call for complete details. Ca…"
Maintenance plans
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Comfort Club
As published: Comfort Club"…llation Heat Pumps High-Velocity HVAC VRF Systems Comfort Club Heating Heating Repair Heating Service Heating In…"
Financing
-
0% financing
As published: 0% financing"…mprove our services? CAPTCHA Δ Ditch the Dino for 0% Interest Is your HVAC system older than a dinosaur? Don’t…"
Pricing model
-
Upfront pricing
As published: Upfront pricing"…nd, with 24/7 emergency services, free estimates, up-front pricing, and a trade-in option for old AC units, all back…"
Estimates
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Free estimates
As published: Free estimates"…stallation, ac maintenance, and repairs. We offer free estimates on new HVAC system installation and replacement a…"
Guarantees & credentials
- Licensed technicians
- EPA-certified
- 1-year guarantee
- Licensed and bonded
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Key Heating & Cooling?
When should I choose Key Heating & Cooling?
When should I consider alternatives to Key Heating & Cooling?
What is the Vouched Score for Key Heating & Cooling?
How long has Key Heating & Cooling been in business?
What does HVAC service typically cost when working with a Tallahassee, FL provider like Key Heating & Cooling?
What pricing terms does Key Heating & Cooling publish on their website?
Does Key Heating & Cooling do AC Repair in Tallahassee, FL?
Does Key Heating & Cooling do AC Replacement in Tallahassee, FL?
Does Key Heating & Cooling do Mini-Split Systems in Tallahassee, FL?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Key Heating & Cooling (this company) |
81/100 | 4.8★ (210+) | 45+ | — | — | — |
| 69/100 | 4.6★ (620+) | 20+ | — | — | — | |
| 72/100 | 4.8★ (175+) | 15+ | — | — | — | |
| 86/100 | 4.9★ (620+) | 26+ | — | — | Best for Upfront Pricing |
Listed in
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Profile last updated June 20, 2026.