The ApolloPEX 1/2 in. PEX-A Pipe and Fittings Kit with Pipe Cutter Tool is a great value for the installation of PEX-A Pipe, a cross-linked polyethylene tubing system designed for use within potable water piping systems. ApolloPEX Pipe provides superior durability, corrosion resistance and flexibility for the most demanding environments. Kit includes: Red and blue pipe for the simple identification of hot water and cold water lines, Poly-Alloy couplings, elbows and PEX-A sleeve rings for basic pipe connections, Supports for installation: Pipe Cutting Tool. 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. Color: Red/Blue. Material: Cross-Linked Polyethylene (PEX).