7:30am-5pm Monday-Friday | 4300 Creek Road
Blue Ash, Ohio 45241
call us (513) 621-4620
The National Difference: Longest running Bryant dealer in Cincinnati

Forest Park, Ohio’s Preferred Heating & Cooling Company


From new AC unit installation to world-class furnace repairs and maintenance, National Heating and Air Conditioning is the HVAC company Forest Park residents trust to keep them cool in the summer and warm in the fall and winter.

Your family depends on a reliable heating and cooling system to stay comfortable through our changing seasons. Depend on National Heating and Air Conditioning for professional heating and cooling service in Forest Park, Ohio!

Call (513) 621-4620 for top-rated HVAC service in Forest Park, Ohio by National Heating and Air Conditioning. 


We’re known locally as the area’s longest-serving Bryant® dealer and installer, and we can’t say enough about energy-efficient Bryant® home cooling products. We’re also known for delivering unparalleled air conditioning service in Forest Park, including:

Air Conditioner Repair in Forest Park
Trust Your AC To Keep You Cool All Summer

You need air conditioning that’s reliable above all else. But when the AC quits working — or shows signs of trouble — our AC repair services in Forest Park get you back to cool comfort.

Our team can accurately diagnose the source of your AC problems and handle the repairs professionally. Common air conditioner problems include:

  • Frozen AC condenser coils
  • Leaky AC evaporator coils
  • Damaged AC fan blades
  • AC refrigerant leaks
  • A malfunctioning AC electrical control board
  • Loose or damaged AC wiring
  • The AC won’t turn on
  • The AC won’t stay on (aka, short-cycling)
  • The AC blows hot air

We’ve provided AC repairs in Forest Park for nearly a century — count on us to provide efficient, effective AC service.

Air Conditioner Tune-Ups in Forest Park
Get Peace of Mind From Routine AC Maintenance

Your home’s air conditioner needs a periodic tune-up to perform at its peak. Annual air conditioner tune-ups also allow your National Heating and Air Conditioning technician to check for minor repairs so you can address them before they grow into an expensive AC replacement.

Take the worry out of cooling your home with our AC maintenance service in Forest Park, which includes:

  • Cleaning the condenser and evaporator coils
  • Checking refrigerant levels
  • Cleaning the condenser unit
  • Inspecting the electrical system
  • Cleaning the air handler
  • Inspecting the fan belt
  • Lubricating moving parts
  • Changing the air filter

You can relax knowing that your AC system will be ready to handle this summer’s extreme heat.

Call (513) 621-4620 today to schedule AC service in Forest Park!  


Trust National Heating and Air Conditioning’s dependable heating services to keep your home feeling comfortable all season. Our home heating services include:

Boiler & Furnace Repair in Forest Park
Quick Appointments Available To Restore Your Heat

Our heating experts are trained to resolve furnace and boiler problems and ensure that the problem has a long-term solution. This way, you can relax and not have to worry about your furnace or boiler breaking down in the middle of winter. If you need repairs for any heating system, from furnaces to heat pumps, you can rely on the National Heating and Air Conditioning team for superior repair service.

Heating Maintenance in Forest Park
Boost Efficiency & Reliability With a Boiler or Furnace Tune-Up

We offer top-notch heating system maintenance to make sure your system is always running in peak condition. In fact, getting routine tune-ups can be the best thing you do for your heating system and your wallet! A well-maintained unit will remain energy-efficient while perfectly supporting your comfort needs. It can also help improve the indoor air quality in your home, prolong your heating system’s life, and help you keep your warranty coverage for as long as possible.

Furnace & Boiler Replacement in Forest Park
Warmth and Comfort You Can Depend On

When it’s time to install a new furnace or heating system, you’ll need to make sure you pick a unit that will support your comfort needs and fit within your budget. You’ll also need to make sure your new system is properly installed so it operates optimally. National Heating and Air Conditioning can help you with both of these needs! We can point out your best options and take care of the entire installation process from start to finish.

Schedule HVAC Service in Forest Park Today!

We’ve been provided homeowners and businesses with exceptional heating and cooling service in Forest Park since 1930. We install top-of-the-line equipment and deliver great results. It would be a privilege to earn your business.

Call (513) 621-4620 for a free quote or schedule HVAC service in Forest Park today!



What Temperature Should I Set on My Thermostat?

The ideal temperature to set on your thermostat will vary by season. In the summer, it's recommended that you set your thermostat between 70˚ and 75˚ while you're at home. When you're away from home, setting the thermostat nearer to 80˚ can save energy, which will save you money on…

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What Size HVAC System Do I Need?

The best size for your new HVAC system will depend on a number of factors, like: The size and layout of your home The number of windows and doors your home has The cooling load required to meet your comfort needs The best way to ensure you select a perfectly…

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How Long Does An Air Conditioner Last?

The lifespan of an AC system will depend on various factors, like: The type, brand, and model of the system you have Whether the system was installed properly How frequently it's used How often it receives maintenance service On average, air conditioners can last about 10 to 15 years. The…

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How Often Should I Schedule AC Maintenance?

We recommend air conditioner maintenance service at least twice a year, once before you turn your system on for spring or summer and again before you shut your system down in fall or winter. If anyone in your family has respiratory issues or a compromised immune system, more frequent AC…

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The information on this website is for informational purposes only; it is deemed accurate but not guaranteed.
It does not constitute professional advice. All information is subject to change at any time without notice. Contact us for complete details.