![https://www.northportvalves.ca/wp-content/uploads/2014/04/unidirectional-213x426.jpg](https://www.northportvalves.ca/wp-content/uploads/2014/04/unidirectional-213x426.jpg)
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SER150 – Unidirectional Valve Full Flanged
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SER200 – Bidirectional Valve
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SER250 – Bidirectional Perimeter Seated Valve
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SER300 – Scavenger Valve
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SER350 – HD/MD Reject Chamber Valve
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SER375 – HD/MD Reject Chamber Valve
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SER400 – O-Port Thru Gate Valve
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SER600 – Pneumatic Cylinder
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SER700 – 3″ Transmitter Isolation Valve