7:30am-5pm Monday-Friday | 4300 Creek Road
Blue Ash, Ohio 45241
call us (513) 621-4620

HVAC Contractor in the Greater Cincinnati Area

HVAC Services in Cincinnati, Idlewood & Beyond

For more than 80 years, National Heating and Air Conditioning has been Cincinnati’s top contractor for commercial HVAC services. Specializing in heating and cooling system services, National will keep your commercial buildings at a comfortable temperature no matter what the season.

Our HVAC contractors service Cincinnati and the areas around Loveland, Mason, Montgomery, Indian Hill, Fairfield, Hamilton, Blue Ash, Madeira, Maineville, West Chester, Milford, Lebanon, and Morrow, Ohio.

For heating and air conditioning repair, maintenance, or installation services, contact us today!

Heating & Air Conditioning Services

National will answer the call when you need installation, repairs, or maintenance service for:

No matter how big or small the job, the experts at National will make your HVAC project our top priority.

HVAC Installation for Your Cincinnati Commercial Property

We all know how hot and humid Cincinnati summers can be. When your air conditioning system is not getting the job done, it may be time to have the contractors at National install new, energy-efficient air conditioning equipment that will keep your commercial building cool for your employees and tenants.

National uses top-quality heating and cooling equipment from Bryant to ensure you’re getting the best equipment on the market at a price that won’t break the bank. When we install Bryant’s state-of-the-art heating and cooling systems in your commercial property, you can rest assured you’re getting the best. We also pass along savings to you with Bryant’s frequent promotional deals and discounts.

Interested in finding out more about installing a new heating and cooling system in your Cincinnati commercial building?

Call National at 513-399-5757 today to schedule HVAC services in Cincinnati, Idlewood, and nearby!

Commercial HVAC Repair Contractors

Your HVAC system can break down at the most inconvenient times. In a commercial building, that means lost time and productivity. At National, we know how important quick, reliable service is when you’re experiencing HVAC problems, which is why we always offer responsive, prompt service and excellent results.

Our technicians are NATE-certified and stay up to date on new HVAC technology to ensure your system will be repaired quickly and correctly. Our team not only conducts routine air conditioning and furnace repairs—they go the extra mile to find out the root cause of the problem and ensure it won’t happen again.

When your HVAC system needs repair, call National today at 513-399-5757 or contact us online.

HVAC Maintenance for Commercial Buildings

When you invest in top-quality HVAC equipment for your Cincinnati commercial property, you expect it to run at peak efficiency. The best way to make that happen is to schedule preventative maintenance with the experts at National. Maintenance plans include the following benefits:

  • Advanced scheduled maintenance visits
  • Timely reminders for when our team will be on-site
  • Fewer costly repairs
  • Better HVAC efficiency
  • Extended HVAC lifespan
  • Improved comfort & indoor air quality

When you’re ready to schedule preventative maintenance for the HVAC system in your commercial property, call National today. Our technicians are certified from the country’s top building performance companies and our business proudly employs the most BPI-certified contractors in the greater Cincinnati area.

Call National for Commercial HVAC Service in Cincinnati

We service the following cities and surrounding areas of Cincinnati, Ohio: Bond Hill, Covington, Evanston, Finneytown, Idlewood, Norwood, Oakley Square, and Reading.

Need a commercial HVAC contractor in the Greater Cincinnati area? Give National a call today at 513-399-5757 or contact us today!

See What People Are Saying About Us

"This company is always friendly and on time. They work hard and always tell me what they think they need to do before they do it. They clean up well after the job is done."

Jenny, Cincinnati

"Keith, Dave, and Randy arrived on time. They were very thorough with explaining all of our new equipment. My family and I could not be mored pleased with National Heating and Air and their employees. I am a very happy..."

Erin, Cincinnati

"Sales and installation was on time, thorough, completed on time and did a quality job at a very reasonable price. Two weeks after we are completely satisfied."

James H., Cincinnati

"This company was wonderful! They even called before they came to ask if they could bring me anything!!! The technician was very thorough and very courteous. I will use them as my heating and air conditioning company loyally. In fact,..."

Customer, Mainville

"I was told by my previous contractor about the possible cost of repairing my 12-year old heat pump and decided a new one was desirable. They gave me a quote and I contacted two additional contractors including National. The rep..."

Pete, Cincinnati

"They do boilers as well and I think they do a great job.  I’ve had other people come out to do the work and they settled with it, but it didn’t work very well... I had National Heating & Air..."

Carol, Cincinnati

"National Heating and Air Conditioning were excellent. They arrived within 30 minutes of request, very professional, courteous and thorough. The job was completed on time too."

James, Cincinnati

"The installation team arrived on time, installed the heat pump and blowers in an efficient and timely manner.  They took care not to soil any carpets etc. and completed the job in a day as scheduled.  Totally satisfied with this.."

Peter, Cincinnati

"Their technician Dave was knowledgable, professional, and friendly - and arrived within 30 minutes. Scott's analysis was on target and Dave was able to fix and service my unit in about 45 mins. I would recommend National without hesitation. Thanks..."

Miguel, Cincinnati

"Steve, sales very knowledgeable and friendly, took the time to sell us a new unit. Felt we were buying unit for our house. National showed up next week and installed in a day. Very professional, curious and timely. Absolutely recommended!"

Justin, Cincinnati

"Keith was on time & finished the job 1 and half hour earlier than expected. Worked hard & cleaned up after he was done. Very polite & very professional. Did a good job."

Karen & Randy, Cincinnati
The National Difference: Longest running Bryant dealer in Cincinnati

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…

read more

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…

read more

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…

read more

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…

read more
Affiliates & Certifications:
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.