#1 Big Dogs Little Pigs User Aquariums lighting for 29g fuge got my 29g cube set up and running yesterday. yayy, me! there is a design flaw in this tank where, in order to change out the carbon filter, the whole light assembly has to be removed. I am thinking i will just go with some cheato in the fuge and do away with the carbon filter all together. would this be acceptable? and do i need to buy the