Using an undergravel filter to set-up a plenum

Setting up my 20 gallon tank with a Plenum. I want to see if it really helps reduce algae in my aquarium. I have always used the deep substrate method. I want to see if I can avoid the algae phase by using a plenum. For information on how it works. I recommend you visit Dr. Kevin Novak channel. Kevin Novak Ph.D.    • Nolan’s Q&A on Anoxic Filtration: Why does...   #20gallontank #plantedtank #fishroom #plenum #killifish