hey nano, i think ive heard you should use only the type I sealannt as type II has mold inhibitors in it. I am just looking for the sealant that best adhears to glass and arcylic, if there is any.nanoreefer22 said:You can use GE Silicone II(Believe it the one for Door and Window) and to paint the overflow box, I believe you can use Krylon Fusion.