This valve is available only in the automatic version. It combines two inter-flange butterfly valves linked by a sleeve acting as a chamber. It is used in applications requiring a physical barrier.
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From DN 25 to DN 150
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Sleeve fitted with a leak microvalve
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Possibility of adding a rinsing microvalve for cleaning the chamber
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Flow on line without retention
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Airlock connected to atmosphere with valves closed, enabling any fault on one of the valves to be visualised (non-contamination of a circuit by the other one)
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Economical leak chamber valve technology
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Chamber rinsing possible during cleaning phase (opening of one of the valves by activating an auxiliary solenoid valve)
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Quick assembly and disassembly