Brass PEX barb fitting. For use with Zurn PEX cross-linked polyethylene tubing. For hot or cold water. Uses Zurn PEX QickClamp crimp rings (not included). Eliminates need for solvents, chemicals, solder, and flame. Offers fast, efficient installation. Meets ASTM F-877 standards. Size 1” x 1” x 1”. Bulk.