High Pressure Equipment Company has developed a line of NPT products to assure safe and easy plumbing through 15,000 psi. These needle valves, fittings, line filters, check valves, safety heads and rupture discs are engineered to the highest standards of repeatable quality. The reliable performance of these products has made HiP one of the world's leading suppliers of elevated pressure components. Valves are available in 1/8", 1/4", 3/8", 1/2", 3/4", and 1" to satisfy widely varied requirements. A line of fittings is available to facilitate adapting to Taper Seal, High Pressure or Medium Pressure.