Reliable HVAC Professionals Whether you need a routine maintenance check or an emergency repair on a heating or cooling unit, we are available to handle all of your heating, cooling, ventilation, and air quality needs. We're known for excellent service, great prices, and honest, knowledgeable, and personable technicians. KNOW Heating is licensed, insured, and local, serving homes in the greater Columbus Metro area since 2010. Our specialty is home comfort, maintenance, replacement, and repairs for your central air conditioning or furnace. In addition, all our technicians are certified in Carbon Monoxide and combustion air analyzers through the National Comfort Institute and are trained by the Building Performance Institute to perform a complete analysis inspection before you buy that new home. When you call our office for your furnace repair or cooling service a live person will answer during regular business hours, emergency service, after hours and holiday appointments are available. KNOW Heating is your HVAC contractor in Columbus Ohio and the surrounding area for all your heating and cooling needs, furnace and air conditioning repairs, maintenance, system installation, equipment replacement, gas and electric furnaces, central air conditioning, duct design, and air quality.