Big Walnut Heating & Cooling

Big Walnut Heating & Cooling maintains a perfect 5.0-star rating across three customer reviews, establishing themselves as a trusted residential HVAC provider throughout the Greater Columbus metro area. Based in nearby Marengo, this locally owned and operated contractor serves homeowners across Sunbury, Westerville, Galena, Lewis Center, Powell, Marion, Bucyrus, Mansfield, and surrounding communities. holding Ohio contractor license #37774. With more than a decade of hands-on experience, they specialize exclusively in heating and cooling systems for homes, businesses, and light industrial properties. Their technicians undergo professional training and are known for arriving at appointments in a courteous manner, treating every customer property with respect.

What distinguishes Big Walnut Heating & Cooling from regional competition is their commitment to budget-minded solutions without sacrificing quality. The company offers equipment options priced at multiple tiers, ensuring homeowners can select systems that align with their financial comfort level. They service and install all makes and models, removing manufacturer limitations that often lock customers into expensive replacement cycles. As a Comfortmaker dealer, they provide access to well-engineered air conditioning and heating units backed by national warranty support. Their indoor air quality division addresses pollutants and airborne particulates that standard filtration misses, while maintenance plans keep existing systems operating at peak efficiency throughout Ohio:s demanding seasonal transitions.

Three recent reviewers share experiences that illustrate the contractor's service philosophy. Diane Davenport describes Bob arriving quickly when her furnace failed, diagnosing the issue accurately, and taking time to explain how her system operates while supplying the correct replacement filters. She notes feeling empowered with knowledge about her own equipment. Cynthia Collmar Obrien recalls Bob installing whole-house air conditioning thirty-three years after purchasing her home, describing the work as professional, efficient, and remarkably clean. She admits now wondering how she managed summers without central cooling. Becca Laskey simply states Bob is absolutely best, characterizing him as super honest and reasonably priced, recommending him without reservation.