Morrison Bros 346DI-0500 AV 2" External Emergency Valve Strainer Mesh An added screen installed at

An added screen installed at the base prevents debris from intruding from the vent stack

This pump and accessory bundle comes complete with a hose

Calibration top: Inner piece and outer piece: Cellulose Acetate

The Husky 2150 air operated diaphragm pump features a stall-free low pulsation air valve which provides a smooth and rapid changeover

Cam levers: Aluminum

Morrison Bros 346DI-0500 AV 2" External Emergency Valve Strainer Mesh An added screen installed atExternal emergency valves shut off flow at the outlet of an aboveground storage tank (AST) or in a liquid transfer line where product flow must be stopped in the event of a fire. Fusible link holds spring actuated poppet in the open position. WARNING: The valves shown on this page require periodic inspection to ensure the shut off mechanism is operating correctly. They are not intended to be used as a block valve and should not be opened under