I hope I have posted in the correct forum, if not please move.
My question is where in a Fluval 307 canister filter is the best place to put PolyFilter? I was thinking of putting it in the top tray where normally the carbon is.
My question is where in a Fluval 307 canister filter is the best place to put PolyFilter? I was thinking of putting it in the top tray where normally the carbon is.