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Rated 4.9 out of 225 reviews

Proudly Providing Service to the Five-County Area of Elk, Jefferson, Clearfield, Clarion and Cameron Counties.

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Heating and Air Conditioning Service & Repair

Let Gary & Sons find the key to your indoor comfort, in addition to the key to real savings. Check back with us regularly to see our exciting specials!

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Seeking Great Talent - Join Our Team

If you are a dedicated team player who takes pride in what you do, apply now.

Seeking Great Talent - Join Our Team

If you are a dedicated team player who takes pride in what you do, apply now.

Now Hiring For: Service Technician & Installation Technician

The Oldest Air Conditioner Contest!

You know the drill! Enter your AC into the contest to see if its age can beat the other competing ACs. The owner of the oldest unit gets a free upgrade from Gary & Son

Gas Furnaces

Furnaces are great at warming homes but need regular maintenance to keep performing efficiently and effectively.


Boilers can lose pressure, leak,freeze or are sometimes noisy. Let us help you get your boiler settled in your home.

Indoor Air Quality

Don’t risk breathing harmful airborne pollutants. We offer a number of services to help you clean the air in your home.

Air Conditioners

When your AC breaks, Gary & Sons should be your first call. We’ll get to you quickly and get you back to feeling chill soon.

Water Heaters

Anyone who has taken a cold shower appreciates a good water heater. Learn which heaters can warm your home’s water today.

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Complimentary Second Opinion

We’re proud to present you with our ‘Complimentary 2nd Look’. We pledge to provide you with an honest, fair, no-obligation diagnosis of your HVAC system to make sure you’ve got all the options before making a decision.

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Plan Service Agreements — No Overtime Fees

Planned agreements take the guesswork out of when to call for maintenance on your equipment. Regular check-ups lengthen the life of your appliance and maintain maximum efficiency.

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Why Go With Gary & Sons?

Square Foot Showroom

Homes Served

Awards Received

Hours of Training

Take Advantage Of Our Experience

Our length of time in the DuBois area, the number of rewards we have received and most importantly, the many hours of training put in by our talented technicians.

About Us

Why Choose Gary & Sons Heating & Cooling

  • Locally Owned & Operated
  • Award Winning Work
  • Highly Trained Techs
  • Money-Saving Solutions
  • Dependable & Reliable
  • Always On Time

Meet Our Team

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Active In Our Community: Community Support

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Quality Products

Mitsubishi and Lennox are units at the top of their field. Every product we sell you is one that we would use in our own homes.

Lennox Products

Mitsubishi Product

What sets Gary & Sons apart?

Highly Trained
Family Owned

Our Relationship With Our Clients Is Top Priority

Many companies will promise you courteous service with a smile. At Gary & Sons, the courtesy is a given. Our technicians come ready to help you find a heating or cooling solution for you.

The company’s entire team--whether in office or on-site--is continually trained to provide you with outstanding repairs, replacement and maintenance services.

Gary Walborn founded Gary & Sons in Falls Creek, PA in 1978. With four decades of heating and cooling the homes in and around DuBois, PA, the company’s name is synonymous with three core values: integrity, quality and friendliness.

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Meet Barn

We have a showroom filled with heating and cooling products and supplies. Our coffee pot is on and we are here to answer any questions!

FAQs: A Few Answers That May Help You Along the Way

How long does a furnace last?

The lifespan of your properly maintained average furnace is 15 - 20 years.

What size HVAC system do I need for my home?

The needed size will depend on the square footage of your home. Always buy a larger number of BTUs than is needed to ensure the comfort of your home. Our technicians will guide you to the right size appliance for your residence.

How much will it cost to replace my HVAC system?

The range in price for a new HVAC system is a large one. Depending on size, output and quality of your new system, costs could vary by thousands of dollars. Our technicians will work with you to find the right replacement that won’t break the bank.

How much will it cost to replace my central air system?

Depending on size, output and what system you purchased, costs could vary by thousands of dollars. Our technicians will work with you to find the right replacement for your budget.