Johnstone Supply

Johnstone Supply operates as a heating equipment supplier in Rochester, New York, with a 3.8-star rating drawn from 22 customer reviews. The location serves the greater Rochester metro area including neighboring communities such as Henrietta and Gates, offering HVAC equipment, parts, and tools for both professional contractors and qualified homeowners. The store maintains standard business hours Monday through Friday from 7 AM to 4:30 PM, specializing in residential unitary systems, commercial packaged units, and field-installed accessories.

The supplier distinguishes itself through an extensive product catalog featuring major brands like Lennox gas furnaces, oil furnaces, and mini-split systems including variable capacity and multi-zone configurations. Their online interface allows contractors and account holders to cross-reference inventory and place pickup orders efficiently. Johnstone Supply also provides technical training and diagnostic tool purchases, supporting proper installation and long-term system maintenance, a resource particularly valued by trade school students and working HVAC professionals.

Customer experiences highlight specific staff members who deliver exceptional service. A trade school student reviewing in late 2024 praised Mark by name for helping locate a manifold gauge set, describing the encounter as a blessing. Another contractor reviewer noted the counter staff as consistently helpful, with the display area remaining clean and organized. A dissenting note from one homeowner revealed the store's policy restricting certain parts to professional installation only, preventing direct consumer sales of components like furnace limit switches.