Johnstone Supply

Johnstone Supply in Hayward, California is a heating equipment supplier serving both professional contractors and homeowners across the East Bay. With a 4.8-star rating from 19 reviews, this supplier provides HVAC parts, equipment, and expertise to the local community. The Hayward location operates as a branch of the broader Johnstone Supply network, offering the inventory backing of a established distributor while maintaining personalized local service.

This supplier distinguishes itself by maintaining extensive stock of common HVAC parts that other stores in the area cannot match. Multiple reviewers note finding specific items after exhausting other retailers, including specialty components that required searching beyond local options. The combination of in-stock availability and knowledgeable staff creates a resource that both DIY homeowners and licensed technicians depend on for timely project completion.

Customer reviews repeatedly highlight staff members Omar and Gus for their professionalism and product knowledge. One reviewer describes the relief of locating a hard-to-find item after searching other stores, while another mentions being a long-term customer who trusts the team for consistent service. The recent opening of this branch has filled a gap in the Hayward market, giving local customers access to HVAC supplies without traveling to Oakland locations.