Johnstone Supply

Johnstone Supply operates as an HVAC equipment distribution center located at Store 589 in Woburn, Massachusetts. The facility maintains standard commercial hours from 7 AM to 5 PM Monday through Friday, closed on weekends. With a rating of 4.8 stars from 30 verified customer reviews, this supplier has established a consistent track record serving contractors throughout the Greater Boston metro area. The store caters specifically to licensed HVAC professionals and commercial clients, offering comprehensive equipment access rather than residential homeowners directly.

This supplier differentiates itself through its breadth of specialized HVAC equipment categories. The inventory spans residential and commercial systems including mini-split configurations, variable capacity systems, multi-zone and single-zone setups, gas and oil furnaces, evaporator coils, and air handlers. Extended warranty programs are available on equipment purchases. The commercial division supports single-packaged units and split system configurations suitable for light commercial applications. Field-installed accessories and manufactured housing solutions expand the product range beyond standard residential offerings.

Customer feedback highlights the staff's product knowledge and responsiveness. Multiple reviewers specifically call out friendly and helpful personnel, with one noting the supplier has "everything you need for any trade" and another calling it "the best supply house in the region." Contractors appreciate the quick access to both residential and commercial HVAC components, with reviewers emphasizing the convenience of finding specialty parts that other distributors may not stock.