pressurized co2

Hey guys, I’ve been keeping my 100 gallon planted tank now for over a year now and it houses: - 6x koi angelfish - indo tiger datnoid (5 in) - Nigerian lapradei bichir (14 in) - mystery snails (cleanup) I’ve always been a monster fish and planted aquarium finatic and really want to create a...

Hi everyone! I have scoured the internet searching for some answers without luck. So I want some experienced input on what to media to keep in my canister filter. For the tank it is a 46gallon bow, dirt substrate, high lighting and pressurized co2 injection (using a diffuser - NOT inline...