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

Top-Rated HVAC Services in Milford, OH

If you don’t have an HVAC contractor in Milford on speed dial, call us today to get started. When the peak of each season hits, you don’t want to wait when you have an HVAC repair or maintenance problem. Thankfully, we have all of your heating and AC installation needs covered!

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


If your air conditioner is broken or just can’t meet your cooling needs, call our Milford AC repair company local residents have trusted since 1930. Our skilled technicians are trained to handle your AC repairs, installation/replacement, and tune-up needs:

Air Conditioner Repair in Milford
We Fix It Fast to Get You Back to Cool Comfort

When your AC is on the fritz, you need a reliable HVAC contractor that understands AC repair thoroughly.

At National, our team takes extra measures to accurately diagnose and resolve AC repair problems.

  • Frozen AC condenser coils
  • Leaky AC evaporator coils
  • Damaged AC fan blades
  • AC refrigerant leaks
  • Malfunctioning AC electrical control board
  • Loose or damaged AC wiring
  • AC won’t turn on
  • AC won’t stay on (short cycling)
  • AC blowing hot air

We’ve provided AC repairs in Milford for nearly a century — count on us to handle your AC repairs efficiently and effectively.

Air Conditioner Installation in Milford
Upgrade to a More Reliable, More Efficient AC System

A new air conditioner can give you peace of mind that your family will be comfortable and cool all summer. Whether you need a new air conditioning system installed or an existing unit replaced, you’ve come to the right place.

Our team can assess your needs and offer budget-friendly and energy-efficient options. Keep in mind that newer air conditioners can save you much more on utilities from month to month! And those savings can offset the cost of your new cooling system.

Air Conditioner Tune-Ups in Milford
Peace of Mind, Courtesy of Regular AC Maintenance

Like your car, your home’s air conditioner needs routine maintenance to continue operating at its best. An air conditioner tune-up will also catch small problems before they turn into more complicated AC repairs or a costly replacement.

We provide annual AC tune-ups and AC maintenance services in Milford to take the worry out of cooling your home. Your technician will:

  • Clean the condenser and evaporator coils
  • Check refrigerant levels
  • Clean the condenser unit
  • Inspect the electrical system
  • Clean the air handler
  • Inspect the fan belt
  • Lubricate moving parts
  • Change the air filter

Our air conditioner tune-ups allow you to sit back and relax when the summer heat arrives, comfortable in the knowledge your AC system will be ready to handle the demand.

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


Along with our comprehensive AC services, we also offer the complete range of heating services in Milford, including:

Boiler & Furnace Repair in Milford
Get the Heat Back On  — Quick Appointments Available

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

Heating Maintenance in Milford
Furnace & Boiler Tune-Ups for Efficiency & Reliability

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 the life of your heating system, and help you keep your warranty coverage for as long as possible.

Heating Installation & Furnace Replacement in Milford
Upgrade to 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 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 Milford Today!

We’ve been provided homeowners and businesses in Milford with exceptional heating and cooling service 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 to schedule HVAC services in Milford 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.