Johnstone Supply

Johnstone Supply operates as a heating equipment supplier in Cookeville, Tennessee, maintaining a 4.0-star rating across nine customer reviews. The business welcomes customers Monday through Friday from 7 AM to 4:30 PM and remains closed on weekends. Located on West Davis Road, the company serves contractors and homeowners throughout the Upper Cumberland region seeking HVAC components, furnaces, and air handling systems. As a supply house, they stock hard-to-find parts that other regional distributors often cannot obtain, positioning themselves as a resource for repair professionals completing complex diagnostic work.

The supplier differentiates itself through an extensive catalog spanning residential unitary equipment, split systems, mini-split configurations, and single packaged units. Their website features interactive selector tools including an AHRI System Selector and Mini-Split Selector, helping contractors size equipment accurately for specific applications. They carry both gas and oil furnaces alongside evaporator coils and air handlers, offering extended warranties on select products. The Training Calendar indicates ongoing professional education opportunities, suggesting commitment to contractor knowledge and proper installation practices.

Customer reviews highlight specific positive experiences with parts availability and technician knowledge. David Dennis noted the supplier was the only location with necessary components to complete an AC repair, describing the team as informative and knowledgeable. Candy Wheat identified Johnstone Supply as the best HVAC supply house in Cookeville, citing excellent customer service and willingness to assist. John R C Jr reviewed the business in August 2020, praising both the equipment quality and the people serving customers. Negative feedback from Brandon Murphy and Zong You centered on pricing concerns and truck delivery logistics rather than product quality.