Value Plastics manufactures plastic tubing fittings and connectors to join tubing to commonly-used threaded ports. Products are available in over 100 configurations in nylon, polypropylene and PVDF resins, with straight, elbow and tee connections for tubing. Available thread styles include 10-32 UNF, 1/16 -27 NPT, 1/8 -27 NPT, 1/4 -18 NPT, 1/4 -28 UNF, 5 x .8 metric, 6 x 1 metric, bottom sealing threads and other special thread types.