Flexible plastic tubing including polyurethane, polyethylene, nylon, PEX, and bonded tubing, as well as coiled flexible tube and reinforced hoses. Rigid plastic tubing and other tubing products are now available to order from the Cole-Parmer Instrument Catalog. Radiant PEX tubing and manifolds, PEXtubing and hoses in a wide variety of materials - over 10 million feet in stock - PEX. Everhot manufactures clear PEX tubes for use as plumbing tubes, heating tube, as well as clear plastic pipes and fittings.