WHCI Plumbing Supply Company serves contractors throughout the San Francisco Bay Area, supplying the products and expertise necessary to finish the job on time and on budget. With huge warehouses in Union City and Dublin and an exceptional customer service team, WHCI expertly manages inventory so clients can focus on the project at hand.

Its 68,000 square foot Union City warehouse and smaller Dublin facility house a massive inventory of every conceivable plumbing product, with most items always in stock. WHCI strives to meet even same-day delivery requirements with its own fleet of company-owned trucks.

Since it was founded in 1956 as the Water Heater Clinic, Inc., WHCI has been continuously owned and operated by the Mills family. Based in Union City, WHCI has developed an excellent reputation.The company's core values - personal service, great selection, and expert advice - still permeate every aspect of today's business.