The ApolloPEX 1 in. x 1 in. x 1/2 in. plastic PEX barb tee is simple to install. ApolloPEX poly alloy fittings are the perfect alternative to brass in regions where water quality can negatively affect brass. ApolloPEX barb fittings are a key component of the most economical potable water piping systems. Also capable of integration into hydronic heating systems, ApolloPEX tees can be secured into place using copper crimps, stainless steel pinch clamps, or stainless steel crimp sleeves. The ApolloPEX system is a comprehensive piping system comprised of brass fittings, poly alloy fittings, manifolds, valves, fasteners, tools, and tubing designed for implementation in water delivery systems, simple or complex.