Johnstone Supply

Johnstone Supply operates as a heating equipment supplier in Port Huron, Michigan, holding a 4.7-star rating across 7 customer reviews. The location serves contractors and residential customers Monday through Thursday from 7:30 AM to 4:30 PM, with Friday through Sunday closed. As part of a regional network, the Port Huron store provides access to commercial and residential HVAC equipment for professionals and homeowners in the surrounding area.

What distinguishes this supplier is its contractor-focused model and diverse equipment inventory. The store stocks single packaged units, split systems, mini-split configurations including single-zone and multi-zone options, variable capacity systems, air handlers, evaporator coils, and both gas and oil furnaces. Their website features a contractor tools section and account request system, indicating specialized support for installation professionals seeking reliable equipment sourcing.

Reviewers consistently praise the Port Huron team, with Brian Stacey highlighting Dan as "very helpful" and "very professional" in a 5-star review. Another reviewer noted the staff as "very knowledgeable," reflecting a commitment to product expertise that contractors and customers value when sourcing heating equipment.