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Old 06-02-2020, 09:11 AM   #1
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Join Date: Jul 2017
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Check Valves

I am having difficulty with check valves, I have a diffusor and tubing that both are 12/16mm, however I cannot find a check valve that fits that. Does the check valve have to be exactly that size? Or does someone recommend a different combination of products? Thanks

diffusor im getting:
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