1/2" BRS Pex Coupling

SharkBite 1/2" Brass Polybutylene Barbx1/2" Brass Lead-Free Pex Coupling. It is used to make a transition from polybutylene tubing to pex tubing and connected with stainless steel cinch clamps and cinch tool TV# 608743. It meets ASTM F-876, ASTM F-877 to SDR-9 dimensional standards, NSF 14 & 61 for use in potable water systems, CSA B137.5 standards, NSF CL-R certified for use in hot water systems where chlorinated 140 degrees Fahrenheit hot water can be constantly re-circulated. The wetted surface of this product contacted by consumable water contains less than 1/4 of 1 percent, 0.25%, of lead by weight. It meets AB1953 California & VT S152 Vermont low lead restrictions.