Johnstone Supply

Johnstone Supply operates as an HVAC equipment distributor in Crestwood, Illinois, serving contractors across the greater south suburban region. The location holds a 4.4-star rating compiled from 48 customer reviews, reflecting consistent service quality in the professional supply trade. Open Monday through Friday from 7 AM to 4:30 PM, with Saturday hours until noon, the store provides access to furnaces, split systems, mini-split units, air handlers, and evaporator coils for licensed installation professionals.

The distributor maintains inventory from major manufacturers including Goodman and Daikin, offering both residential unitary equipment and commercial packaged units. Customers access extended warranties on select products, and the location provides field-installed accessories alongside multi-zone and variable-capacity systems designed for modern efficiency requirements. The supply house hosts training classes to help contractors stay current with evolving HVAC technology, and offers after-hours locker pickup for material retrieval when the counter is closed.

Reviewers consistently cite Roberto at the counter as a knowledgeable resource who handles customer inquiries with efficiency. One contractor described receiving a same-day motor replacement during an urgent situation, while another mentioned Kristen's assistance with a complex parts order. The team has accommodated after-5pm pickups through locker systems, and multiple reviewers noted the staff's willingness to answer technical questions without requiring a purchase.