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The design is for liquid service and offers many obvious advantages when compared with conventional swing check valve.
Spring automatically closes disc at zero flow before flow reversal occurs. This prevents surge and water hammer.
Valves comply with BS EN 12334 : 2001 / WIS 4-52-01 / BS EN 12266-1 : 2012
Size DN50-DN350
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Approval Letter*Please contact us for the test report and job references