Since 1930, ENTECH nozzle check valves have provided reliable backflow prevention for the oil, gas, water and process industries. Beginning in 1972, ENTECH has also served the nuclear industry with nozzle check valves for containment and commercial process.
Entech nozzle check valve (non slam check valve) DRV-Z
The DRV-Z nozzle check valve is a small-bore valve designed for use in piping systems from 1 to 14 in [25 to 350 mm] in iameter. This size range allows the use of a simple, streamlined, in-line check design that is quick to respond to changes in velocity.
The DRV-Z Design also provides:
Sizes and ratings: