SUPER Shut off valves are designed specifically for use in industrial ammonia and large commercial halocarbon refrigeration systems. These rugged valves are a strong reliable component for modern industrial refrigeration applications and are suitable for liquid , suction, hot gas, discharge, recirculating liquid or oil lines. These are designed to give favourable flow characteristics and are easy to dismantle and repair when necessary. The valves are designed to ensure perfect closing and withstand a high system pulsation and vibration, which can be present specifically in the discharge line.