Armar Trading LTD Non-Return Valve, Model 5905033297234, Stainless Steel Body, Check Valve, 2 Ports, 100mm Flange Connection
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- but at the same time do not adversely affect fan capacity in a significant way
- Non-return valves ensure that the air flows in one direction only
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Armar Trading LTD Non-Return Valve, Model 5905033297234, Stainless Steel Body, Check Valve, 2 Ports, 100mm Flange Connection
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