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There are 46 products.

Diaphragm Valves

Designed with different sizes, designs, and strengths, the diaphragm valves have multiple locking positions for increased application flexibility. Made with superior materials, these quality Praher valves were produced with true PVC unions, Teflon diaphragm, and ½” and 5” sizes. View the full list below to find the industrial valve for you, and if you have any questions concerning any of our items, please contact us at or chat with us live.


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