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OVERFLOW VALVE (By-pass valve) OVF40

The OVF40 series overflow (by-pass) valves are single seated, two-way body constructed with in-line straight connections. The valve plug opens against outside regulating spring when the pre-selected differential pressure on the valve rises.

MAIN FEATURES Stainless steel bellows sealed. Valve top flange permanently attached to the body, removal is unnecessary for replacing the spring. Metal to metal sealing as standard