Home | Dealer Login | Contact Us About WHCI Locations Services 24/7 Water Heaters Products Home › About WHCI About WHCI WHCI: Plumbing Supply Experts Since 1956 WHCI serves plumbing contractors throughout the Bay Area, supplying the products and expertise needed to finish a job on time and on budget. With huge warehouses in Union City, Dublin and Burlingame, and a peerless customer service team, WHCI expertly manages inventory so clients can focus on the project at hand. Established in 1956 as the Water Heater Clinic, Inc., in Union City, family-owned WHCI first became known by contractors and service providers as the Bay Area’s premier water heater authority. The company still maintains a thriving water heater business today; with a support team that delivers efficient, personalized service. The company is now known simply as “WHCI.” In 1983, the warehouse expanded to include a complete line of plumbing supplies, transforming WHCI into a full-service plumbing resource center for contractors, builders, developers, and other residential and commercial customers. WHCI now has three locations serving the San Francisco Bay Area. It’s signature 68,000-square-foot Union City warehouse serves as the company’s headquarters. Smaller warehouses in Burlingame and Dublin store a massive inventory of every conceivable plumbing product — with most items always in stock. WHCI strives to meet same-day delivery demands with a fleet of company-owned trucks. About WHCI About WHCI Company History What’s New Employment Opportunities Forms and Files WHCI Gives Back Copyright © 2019 Hajoca Corporation All Rights Reserved. Privacy Policy Website developed by Kennedy Consulting Services LLC WHCI Products Bath and Spas Cast Iron Fixtures Chemicals Drinking Fountains Disposals / Filters & Dispensers Drains Earthquake Safety Valves Enameled Steel Fiberglass Flush Valves HVAC Laundry Trays & Shower Pans Penal-Ware Pipe Hanges & Struts Plumbing Brass Plumbing Fixtures Plumbing Tools Plumbing Valves Pumps Circulating Rough Brass Rough Plumbing Stainless Steel Sinks Steam & Hot Water Products Sump & Sewage Tubular & Trim Water Heaters & Accessories