10 Pack, 1/2" Poly Alloy Pex Barb x 1/2" Poly Alloy Pex Male Pipe Thread, Lead Free Adapter, For Use With Pex Tubing & Connected With Stainless Steel C Clamps & C Tool, True Value #608-743, 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 Degree Fahrenheit Hot Water Can Be Constantly Re-Circulated, Wetted Surface Of This Product Contacted By Consumable Water Contains Less Than 1/4 Of 1 Percent, 0.25% Of Lead By Weight, Meets Ab1953 California & Vt S152 Vermont Low Lead Restrictions.