1/2" x 300ft Blue Pex Tubing/Pipe Pex-B 1/2-inch 300 ft Potable Water NonBarrier Plumbing from VIVO (PEX-12-B030) 1/2" by 300ft Roll of Pex Tubing (blue) Potable Water (Non-Barrier) ASTM F876, ASTM F877, CSA B137.5, and ANSI/NSF 61-G Tubing Marked Every 5ft 25 Year Factory Warranty