Fisher Type EZR pilot-operated, pressure relief valve or backpressure regulator is typically used in city gate and district stations as a relief valve for overpressure protection, or in commercial and industrial applications as a backpressure regulator.
It provides smooth, quiet operation, tight shutoff, and long life, even in dirty service.
EZR CAD Drawings and Models: Click here
EZROSX CAD Drawings and Models: Click here