Standard/Approvals: ASME A112.18.1|CSA B125.1|cCSAus Certified|Commonwealth of Massachusetts|EPA WaterSense® Certified|Low Lead Compliant|NSF/ANSI 372 (Lead Content)|NSF/ANSI 61-Section 9|US Green Building Council Member|PROP65: This product can expose you to chemicals including Lead, Chromium (hexavalent compounds) and Phthalates (DEHP) which are known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov.