Johnstone Supply 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.

Johnstone has the largest selection of genuine OEM parts in the industry, with replacements for nearly every major brand. With Johnstone Supply you have access to over 75,000 Johnstone products online and more than 32,000 from the annual print and online catalog. Plus, our relationships with hundreds of the industry’s top manufacturers give you access to a million special order parts. That selection is continually growing to meet the needs of our HVACR contractor customer and to ensure we have the best brands and technology.

Johnstone’s efficiency suite eliminates unbillable hours that drain profit. We have solutions that put time back in your day and money back in your pocket to help you grow your business faster. Replenishment, purchasing and invoicing programs are available for high-volume customers who submit multiple orders or wish to optimize inventory. Online ordering can also be customized to fit your technicians’ needs.

With over 425 locations across the U.S. and Canada, an industry-leading website and a mobile app, your ordering will be simple and quick whether you’re stopping for an emergency repair part, sending in a request from the field or simply placing your weekly inventory replenishment order. We’re truly a one-stop shop.