Jones Stephens C76910 1/2" x 500' Blue PEX-B Pipe for Potable Water, CoilJones Stephens C76910 Jones Stephens PEX B pipe is a great alternative to rigid piping systems due to its speed of installation and flexibility. It is crosslinked, high density polyethylene and is approved for use in potable water applications with F1807, F2159, and other insert fittings. PEX B pipe is versatile and can be installed in wet or dry conditions, and in warm or cold climates. Manufactured with reliability and durability in mind, Jones