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45 Years
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Emergency
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Trusted HVAC Services in Tallahassee, FL
Since 1981, Key Heating and Cooling has been a trusted provider of residential and commercial HVAC solutions in Tallahassee and surrounding areas. Our NATE and EPA-certified technicians deliver expert air conditioning installation, repair, and maintenance services for all makes and models, backed by a 1-year satisfaction guarantee on new system installations. We specialize in addressing complex heating and cooling challenges while prioritizing energy efficiency and indoor comfort.

Our commitment to quality is reflected in our 24/7 emergency service availability, flexible financing options through GreenSky, and comprehensive maintenance programs. With over four decades of local experience, we combine technical expertise with personalized service to meet the unique needs of homeowners and businesses across the Florida Panhandle.
Services
HVAC Installation Air Conditioning Repair Heating Maintenance Indoor Air Quality Financing Options
Details
  • Year established: 1981
Highlights and features
  • 44 years of local HVAC expertise since 1981
  • NATE and EPA-certified technician team
  • 24/7 emergency service availability
  • 0% financing options through GreenSky
  • 1-year satisfaction guarantee on installations
Associations and certifications
  • NATE
  • EPA
What people say
Best price by far Professional crew Patient with old systems Great job performance Quick response time
Services
HVAC Installation
We provide expert HVAC system installation for residential and commercial properties. Our certified technicians ensure proper sizing and efficient installation of heating and cooling units. Customers receive a 1-year satisfaction guarantee on all new installations, with financing options available through GreenSky.
Air Conditioning Repair
Our NATE-certified technicians offer prompt air conditioning repair services for all makes and models. We handle emergency repairs 24/7 and provide transparent pricing. Regular maintenance helps prevent unexpected breakdowns during peak cooling seasons.
Heating Maintenance
We offer comprehensive heating system maintenance programs to ensure optimal performance. Our technicians perform thorough inspections and tune-ups to maintain system efficiency. Preventative maintenance helps extend equipment lifespan and reduce energy costs.
Indoor Air Quality
Our IAQ specialists install whole-house air quality systems including dehumidifiers, humidifiers, and plasma purification technology. We assess specific needs to recommend solutions that improve air quality and comfort in residential and commercial spaces.
Financing Options
We offer flexible financing through GreenSky for HVAC installations and major repairs. Available 0% financing options make system upgrades more affordable. Our team helps customers understand financing terms and approval requirements.
Questions
What HVAC services do you offer in Tallahassee?
We provide air conditioning installation, heating repair, system maintenance, indoor air quality solutions, and emergency HVAC services for residential and commercial properties.
Do you offer financing options for HVAC installations?
Yes, we offer 0% financing through GreenSky for qualified customers on new HVAC system installations and major repairs.
Are your technicians certified?
All our technicians are NATE and EPA-certified, with extensive training in residential and light commercial HVAC systems.
What areas do you service?
We serve Tallahassee, Ochlockonee, Midway, Quincy, Havana, Bradfordville, and Crawfordville, FL with comprehensive HVAC solutions.
Do you provide emergency HVAC service?
Yes, we offer 24/7 emergency service for urgent heating and cooling needs across the Florida Panhandle region.
What is your satisfaction guarantee policy?
We offer a 1-year satisfaction guarantee on new HVAC installations - if you're dissatisfied within the first year, we'll provide a full refund.
Reviews (7)
Matt Keelean
Oct 05, 2021 Report
Positive:Professionalism,Quality,Responsiveness,Value
Zach did a great job explaining issues with our old AC/HVAC system, and took the time to review the options available to us in terms of replacements. He's a find example of why we trust Key Heating & Cooling, and have trusted them for years.
Services:AC maintenance,HVAC maintenance
Kathleen Core
Sep 18, 2021 Report
I have used Key for years having purchased my AC from them. I had my 6-month maintenance check by Zack. He was very professional and thorough. He explained everything to me and took the time to show me what he discovered. Several years ago Key saved my family by discovering a leak in the gas furnace at my regular maintenance check. I continue to be very confident in the services Key provides and highly recommend them.
Thomas Lewis
Sep 18, 2021 Report
I have been a customer of Key Heating and Cooling for 22 years and I have always found them to be conscientious, fair and very good at what they do. Today Zak came out and cleaned my unit because I was getting a musty smell. He did an awesome job and fixed the problem. He was extremely personable and took the time to explain everything he was doing. He even gave me tips on what I could do to prevent a recurrence. I was very pleased to say the least.
Jeremy Green
Aug 14, 2021 Report
Positive:Professionalism,Quality,Responsiveness,Value
Zack came out and was very helpful and professional, finally was able diagnose and pinpoint a leak in my dehumidifier that has been causing issues. This allowed us to finally move forward with repairing the system and getting everything back to normal! Excellent service and demeanor, very knowledgeable.
Service:AC repair
James Fullarton
May 27, 2021 Report
Great knowledgeable and and friendly service and provided good advice
Services:AC repair,HVAC maintenance
Abraham Middleton
Dec 18, 2020 Report
I've used Key to service my HVAC for several years. They always provide a detailed inspection and give me tons of feedback. My unit stopped working recently and after 3 separate trips (two at their expense), Key established it was a terminal problem. I had them replace the unit with a new one. They did a fantastic job, and the owner even came out to get the permit closed. I've been very pleased with every aspect of their work and refer them to everyone I know.
Kyrstie Lloyd
Oct 13, 2020 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Chad showed professionalism and was very neat with his work. He took the time to care and explain the steps/ services he was providing. Will definitely use him from now on out!
Services:AC installation,Thermostat installation,Heating system installation,Duct and vent installation