*$59.50 Residential Heating and Cooling Service Fee

KNOW Heating BBB Business Review

Rebates & Savings

Take advantage of discounts on repairs and maintenance, rebates from Columbia Gas of Ohio when you upgrade your furnace. KNOW Heating your HVAC contractor you can trust, reliable local furnace repair and service at competitive prices.

Furnace repair coupon


Subscribe to our KNOW Newsletter and get $10 Off any repair!

Columbia Gas of Ohio Rebate


From Columbia Gas of Ohio when installing a high efficiency furnace.

KNOW Heating,VIP Service

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Serving Columbus Ohio Homes since 2010 | 614-678-6344

We're known for excellent service, great prices, and honest, knowledgeable and personable technicians. When you call KNOW Heating for your furnace repair or cooling service a live person will answer during regular business hours. We specialize in home comfort, maintenance, replacement and repairs for your central air conditioning or furnace. We are licensed, insured and local. KNOW Heating is your HVAC contractor for all your heating and cooling services, furnace and air conditioning repairs, maintenance, system installation, equipment replacement, gas and electric furnaces, central air conditioning, duct design and air quality.

Things to KNOW

It's our goal to empower our customers with knowledge, give them options to make wise decisions for their family and home when it comes to heating, cooling and home comfort. Homeowners tell us "We didn't KNOW that we had to change the filter?" Changing your furnace filter can extend the life of your air conditioner and furnace. Read more about the importance of changing your furnace filter.

Did you KNOW that the installation and maintenance of your equipment are more important than brand? Or that the City requires a permit for installs and replacements of HVAC equipment? We pull permits and have all HVAC installations inspected by the local municipality. KNOW that in HVAC bigger is not always better and cheaper is not always the best way to go. Sure there's still someone willing to do it cheaper, so if you are looking for the cheapest equipment installation or service DON'T call us! We do it right the first time.

With today's consistently rising energy costs, improperly sealed windows, ductwork, and poor insulation can pose severe problems for many homeowners in Columbus. KNOW Heating provides complete HVAC system services including sales, installation, maintenance, and repair, and offers numerous practical solutions that will reduce your energy costs. We have provided Columbus families with quality HVAC products and services since 2010, offering reasonable rates and personalized service, Our dedicated team of experts, are equipped to handle any needed services. We are your source for modern heating, cooling, ventilation equipment and servicing. KNOW Heating is the HVAC specialist in Columbus Ohio.

Our technicians make no repairs without your approval, and you may choose to donate 10% of any repair to Mid-Ohio Foodbank. We accept all major credit cards and cash. We do not give estimates over the phone, and we DON'T sell parts. Our office hours are Mon. - Fri. 8 - 5 and Sat. 8 - 2. For after hours, emergencies and Holidays call us at 614-678-6344 we'll be happy to answer any questions you may have.

What customers say about us


  • I used the service of Know Heating. They put in our furnace and did a great job I will definitely use them again. They have work ethics. They helped me save some money.

    Review furnace install
    Eric Smith
  • Our experience with Know Heating was exceptional! Our tech had fantastic customer service skills, highly knowledgeable about the product and installing it in our home.

    Review customer service product installation
    John Johnson
  • Very pleased with the emergency service we received from Know Heating. The service was super-fast and reliable. Great all around. I can HIGHLY recommend this company!

    Review emergency service
    Dana Grosh
  • Furnace started blowing cold air. With two small children in the house and temperatures falling below 20, we needed it fixed immediately, KNOW send a technician that evening.

    Review same day service
    Gary Sigrist



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Here you'll find just a few solutions not only to help us make a difference for our customers and our community, but also shed some light on the most important component in your home, your HVAC system. If you find these articles informative and KNOW of someone who would enjoy reading them, please share them, email them to a friend, college or family member!