Washington Administrative Code (Last Updated: November 23, 2016) |
Title 51. Enterprise Services, Department of (Building Code Council) |
Chapter 51-51. State Building Code adoption and amendment of the 2015 edition of the International Residential Code. |
Section 51-51-1301. Section M1301—General.
Latest version.
- M1301.2 Identification. Each length of pipe and tubing and each pipe fitting utilized in a mechanical system shall bear the identification of the manufacturer.EXCEPTION:The manufacturer identification for fittings and pipe nipples shall be on each piece or shall be printed on the fitting or nipple packaging or provided documentation.