For sale Apollo Female Sweat Adapter, male adapter 3/4" x 3/4", 1/2" pinch clamps, 1/2" 1/2" elbow. Clamps Elbow Lot 6 Count. Included in this lot 3- Apollo 1/2 in. Brass PEX-A Barb x 1/2 in. Female Sweat Adapter. The Apollo Expansion PEX 1 in. Brass PEX-A Barb x 1 in. Female Sweat Adapter is simple to install is designed as an economical solution for the transition from copper tubing to PEX-A tubing. Apollo Expansion PEX barb fittings are a key component to one of the most economical potable water piping systems. Also capable of integration into hydronic heating systems, Apollo Expansion PEX couplings must be secured into place Apollo Expansion PEX sleeves or comparable expansion-type sleeve or ring (all sold separately). The Apollo Expansion PEX system is a comprehensive piping system comprised of lead free brass fittings, poly alloy fittings, manifolds, valves, fasteners, tools and tubing designed for implementation in water delivery systems, simple or complex. A cold-expansion tool (sold separately) is required for installation. Compatible with Uponor and Wirsbo PEX piping systems Larger internal diameter of Apollo expansion PEX fittings results in a 25% greater flow rate within the system Constructed of lead free DeZincification Resistant (DZR) brass for superior reliability and strength Cold-expansion tool (sold separately) is required for installation Meets or exceeds ASTM F1960 standard Meets UPC, IPC and cUPC standard