Micromold's FLUOR-O-FLO® PTFE NPT piping system is well suited for low pressure laboratory and process industry applications demanding extreme corrosion resistance, high temperature capability, and high purity. All pipe and fittings are solid virgin PTFE. FNPT fittings are made from Micromold's MICROFLON, a special low-creep virgin PTFE, resulting in a system that self adjusts to prevent leaks. Available in pipe sizes ranging from 1/8" through 4".