fluval fx4

75 gallon tank 6 koi fish 8/10/14/14/16/18 inches Fx4 canister Cascade canister Can sell all together or separately

I have two FX4 filters for sale. Both are around two years old, both are complete except bio-rings. The hoses have been cut to fit a 27in stand so on the shorter side.

This filter is AMAZING! I have only had it 2 weeks but I scored a deal on a 400 gallon tank and this will not be enough for me. Timing was never my strong suit - haha. But you can have a MINT perfect Fluval FX4 for much less than retail! This was plugged in to a (non planted, no fish, empty...

I have a 75 gallon bowfront. I currently have a LMB about 4”, a 5-6” peacock bass, and a 2” bluegill all from a breeder. I cycled the tank for alittle over a month with a HOB 75 gallon aqueon quietflow and a HOB 40 gallon filter at the same time. Gravel, some rocks and a mix of fake plants and I...

so im setting up a second planted tank, I was thinking about going with a Fluval FX4 canister filter and using a metal inflow and outflow pipe so I don't have plastic pipes etc in the tank, but the more I look at videos of canister filters the more I don't like them. I also don't like sumps nor...