Fx6 filter adapter - with O-ring

Fx6 filter adapter allows the use of a sponge filter on your Fx6 and FX5 canister filter. The sponge filter is not included but a link to the one I use can be found on Amazon below. I've also included a O-ring you can print to make this seal up nicely if you choose to use it. I only have it on a few of my aquariums and the rest I just slip fit them. This is a must-have for aquarium enthusiasts. This black plastic tube with holes provides optimal flow for a clean and healthy aquatic environment. I personally have been running this setup on all 4 of my Fx6's for over 3 years. This makes a huge difference on how dirty the filter material in your canister filter will get normally. It's important to watch when the pre-filter starts to flatten out on the bottom. You will be wanting to remove and clean it or change it completely. If your pre-filter does plug you will hear your canister filter starting to suck air. You will want to get the pre-filter changed then. This will allow t