Description For used with cold water applications,TPV seats NBR O-rings, fits both schedule 40 and 80 pipes, threaded ends comply with ANSI B1.20.1, certified to NSF 61-G. WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov