www.pmmag.com/articles/91169-ul-introduces-new-plumbing-mark
UL Introduces New Plumbing Mark
August 8, 2007
UL announced a new plumbing mark that better
serves the needs of manufacturers, users, regulators and consumers. The new UL
Plumbing Mark identifies those products that comply with all applicable
health-effect and performance standards and product requirements, and
demonstrate compliance with both the IPC and UPC plumbing codes.