ok the black strip around the bottom of MOST tanks... is that any sort of support deal or what? and also. i plan on using cinder blocks for a stand for my 220 after i reseal it... and the black strip around the bottom is sticks down further then the bottom glass pane. so should i put the cinder blocks on the black thing or on the glass just inside the black strip? cause if i can take that off then im going to lol