HyperPure flexible plastic hot and cold potable water tube from Legend Valve is 100 percent recyclable. It is made using a bimodal resin, which is a polyethylene that does not need to be cross-linked while exceeding rigorous U.S. potable water standards. It is manufactured using HyperTherm 2399 PE-RT resin made by The Dow Chemical and is available from 1/4 to 2 inches. Sizes from 1/4 to 1 inch are sold in coils and sticks, while 1 1/4-, 1 1/2- and 2-inch sizes are sold in 20-foot lengths. 800-752-2082; www.legendvalve.com.