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I need an out flow pipe for my 25g cube. I'm running an eheim 2211 classic 150
I know the intake and output hoses are different sizes. I'm using a 13mm for the intake. So the output has to be around 16-17 mm not sure wich.
I know the intake and output hoses are different sizes. I'm using a 13mm for the intake. So the output has to be around 16-17 mm not sure wich.