24/7 Emergency Service

24/7 Heating & AC Services in Hamilton County, KY

angled view of raised heat pump unit With over 90 years of experience, National Heating and Air Conditioning has been serving Hamilton County’s heating and cooling needs. We offer top-rated HVAC repair, replacement, and maintenance services for homeowners and business managers alike. Whether you have a broken furnace or want to install central air, we can do it all.

Contact National online or call us today to schedule service in Hamilton County.

Air Conditioning Repair & Installation

It’s our goal to take care of your AC from the beginning of the system’s lifespan to the end. Our comprehensive offerings include:

  • AC repair: Our expert AC technicians can restore your system’s performance no matter if you’re experiencing constant cycling, inconsistent temperatures, or some other issue.
  • AC replacement and installation: When it’s time for a new air conditioner, our dependable installers can help you pick the right system for you and see it properly installed to ensure optimal cooling.
  • AC maintenance: Regular air conditioner maintenance helps extend the lifespan of your system, improve its efficiency, and prevent unexpected breakdowns.
  • Ductless mini-split systems: We install and service ductless systems, offering flexible and efficient cooling solutions for homes without traditional ductwork.

Same-Day Heating Replacement & Repair

A trustworthy heat source is essential during cold weather. We offer complete care for your system, such as:

  • Heating repair: Our team provides efficient and dependable repair services to ensure your home stays warm and comfortable.
  • Heating replacement and installation: When your heating system needs an upgrade, we offer professional heating replacement services for efficient operation.
  • Heating maintenance: Regular heating maintenance helps prevent breakdowns, extends the life of your system, and maintains optimal performance.

Heating Systems We Service

Our knowledgeable technicians are adept at working with a variety of heating systems, such as:

Improve Your Indoor Air Quality

Maintaining good indoor air quality is essential for a healthy home environment. Carbon monoxide testing and detectors ensure your home is safe from harmful carbon monoxide levels, while using UV lights reduces harmful microorganisms in your HVAC system. Installing an air purifier can help to remove allergens and pollutants from your indoor air. And managing humidity levels through humidifiers and dehumidifiers improves comfort and prevents mold growth.

Trusted Commercial HVAC in Hamilton County

You’ve worked hard to make your business the best it can be. We offer comprehensive commercial HVAC services to ensure your property remains comfortable and productive.

  • Commercial HVAC repair: Prompt and reliable repairs minimize downtime and maintain a relaxed environment.
  • Commercial HVAC installation and replacement: Professional installation and replacement services ensure optimal performance and energy efficiency.
  • Commercial HVAC maintenance: Regular maintenance helps maintain energy efficiency and prevent unexpected breakdowns.

Why Choose National?

Since our founding in 1931, National Heating and Air Conditioning has been committed to providing exceptional service to our clients in Hamilton County. Our NATE-certified technicians handle all brands and offer free estimates on replacements. We provide 24/7 emergency services and back each project with a 100% satisfaction guarantee. Additionally, we offer various coupons and specials to ensure you receive the best value.

Contact us today to schedule your service and experience the difference in quality and reliability in Hamilton County.

FAQs

The best thing for spring allergies is to install proper air purifiers and cleaners in your home. These units will remove as much pollen as possible, delivering clean air to every room.

A leaking boiler is a serious issue for your heating and plumbing. If you notice a leak, turn off the system, dry up as much water as possible, and call us for repairs.

If you struggle to cool your entire home, your AC may need more coolant, the air ducts may be damaged, or your blower motor may be failing. Our team can inspect the system, find the cause, and offer a solution.

Tax Credits And Price Match
Find out your savings options

What To Expect

Discover the Difference

Satisfaction
Guaranteed

Your comfort is our top priority, so we'll work tirelessly to guarantee you're 100% satisfied with our service.

Over 90 Years
Experience

We have been providing HVAC services since 1931, so we have the experience to solve any of your problems.

Trained
Technicians

Our team stays up to date with and continuously trains on all the latest HVAC technologies.

24/7 Emergency
Service

HVAC systems choose the worst times to breakdown, so we're available nights, weekends, and holidays to help!

Upfront, Honest Pricing

We offer free estimates and price matching on all major equipment purchases. We’ll match any competitor's price as long as the equipment is an “apples-to-apples” comparison.

Convenient
Financing

Costs should never be a barrier to receiving the services you need, so our team offers financing options, subject to approved credit.

Satisfaction Guaranteed

Your comfort is our top priority, so we'll work tirelessly to guarantee you're 100% satisfied with our service.

Over 90 Years Experience

We have been providing HVAC services since 1931, so we have the experience to solve any of your problems.

Trained Technicians

Our team stays up to date with and continuously trains on all the latest HVAC technologies.

24/7 Emergency Service

HVAC systems choose the worst times to breakdown, so we're available nights, weekends, and holidays to help!

Upfront, Honest Pricing

We offer free estimates and price matching on all major equipment purchases. We’ll match any competitor's price as long as the equipment is an “apples-to-apples” comparison.

Convenient
Financing

Costs should never be a barrier to receiving the services you need, so our team offers financing options, subject to approved credit.

What Our Clients Are Saying

Our Neighbors Are Saying

Great service. Turned out it was only a bad fuse on my new unit, they instilled a few months ago. Very friendly guy and took the time to show me what he was doing, when…

Rob K.

I've been doing business with National for 30+ years. Their technicians are very knowledgeable and professional. The company is top notch.

Junior E.

Gina was a pleasure to work with and was very helpful in recommend specifications that met our application. The pricing was very competitive, and both the quote and scheduled install date were lightning fast!

Robert T.

This was just our semi-annual preventative maintenance and it was done on schedule. Our technician was courteous, friendly and knowledgeable. He wore fresh shoe covers into our house to protect our carpets and was wearing…

Field B.

Chad was an awesome service tech. Did an amazing job. Kept me informed of everything he was doing. Showed me a part that was bad and my furnace that had probably contributed to my electric…

Gina W.