Air Conditioning, Heating and
Refrigeration Institute
American Hardware Manufacturers
Association
American National Standards
Institute (ANSI)
American Petroleum Institute (API)
American Pipe Fittings
Association Inc.
American Society for Testing and
Materials (ASTM)
American Society of Mechanical
Engineers (ASME)
American Supply Association (ASA)
American Society of Heating,
Refrigeration & Air Conditioning
Engineers (ASHRAE)
American Water Works Association
Canadian Institute of Plumbing and
Heating
Copper Development Association
Gas Processors Association
Gas Technology Institute
International Assoc. of Plumbing &
Mechanical Officials (IAMPO)
International Code Council
The Manufacturers Standardization
Society of the Valve and Fitting
Industry (MSS)
International Organization for
Standardization (ISO)
Nat'l Assoc. of Plumbing, Heating,
Cooling Contractors (PHCC)
Nat'l Propane Gas Association
NSF International
Piping Industry Progress &
Education
Pipe Trades Association
Plastic Pipe and Fittings
Association (PPFA)
Plumbing Manufacturers Institute
SAE International
Underwriters Laboratories Inc. (UL)
Unified Numbering System (UNS)
The United Association of
Plumbers & Pipefitters
Water Quality Association
If you can bolt it, thread it or weld it to pipe, we can supply it. Call us today, see if you can stump us!
Hayward Pipe & Supply Co.
3218 Diablo Avenue, Hayward, CA 94545
(510) 887-2700 fax (510) 785-6294
