Johnstone Supply is a wholesale distributor serving professional HVACR contractors. Johnstone has the largest selection of equipment and genuine OEM parts in the industry. We have replacements for nearly every major brand and an extensive cross reference that makes sourcing hard-to-find parts easy. Our selection is continually expanding to meet the needs of our contractors and to ensure we have the best brands and technology to get the job done.
The Johnstone Supply, Knoxville Group, is your one-stop shop, with a variety of options in unitary and specialty equipment, repair and replacement parts, and maintenance supplies for Residential, Light Commercial, Refrigeration and Facilities Maintenance. We offer the products, programs and services that help contractors of all sizes succeed.