Polyurethane tubing’s flexibility and strength make it an excellent tubing choice for countless manufacturing, scientific and industrial applications. Laboratories using lines for fluids and gases often choose polyurethane tubing. You can find tubes in a variety of colors and thicknesses. Spiral and braided polyurethane tubing is also available. For other kinds of tubing, shop Zoro’s selection of PVC tubing, PEX tubing and neoprene tubing.