Need a canister filter for Carbon-Flatworm Exit

[topmav1]

Hey,

Getting ready to dose with Flatworm Exit and everything I read says to have carbon running while I dose. Does anyone have one i can use?
Bk or Manhattan...

Thanks

 

[saltwaterinbrooklyn]

yeah i have a 100 or 150 gallon penn plax cascade filter its self priming and all you need are the hoses and your good to go , send me a pm im in brooklyn too