Services

  • American Standard
  • Aqua Pure
  • Bathroom Fixtures
  • Bathroom Vanities
  • Delta
  • Designer Bath & Kitchen Fixtures
  • Designer Faucets
  • Discount Plumbing Supplies
  • European Sinks
  • Ever Pure
  • Kohler
  • Moen
  • Parts for All Major Manufacturers
  • Plumbing Piping
  • Replacement Plumbing Parts
  • Replacement Toilet Lids
  • Rheem
  • Shower Systems
  • Sinks - Undermount & Vessel
  • Toilets & Replacement Parts
  • Water Heaters
  • Whirpool Tubs

Experience & Reliability

  • In Business Since: 1962
  • Insured
  • Licensed
  • Employee Background Checks
  • Employee Drug Testing

Payment

  • American Express
  • Visa
  • Financing Available
  • MasterCard
  • Discover

About Us

  • Since 1962, A-1 Plumbing Supply has been a leading plumbing wholesale supplier for the San Francisco Bay Area. We carry the largest stock of hard to find items in the Bay Area. Our unique combination of pipe valves, fittings, 400 different stems for faucets, and pipe cutting and threading services makes us a one stop shop for all of your plumbing needs.