i need some new hoods and i dont want to spend a crap load of money... i can get new ones from the fish store for 36.99 each and i need 3... that includes lights tho which is nice. eventually i am going to switch to salt water so i wanted to get the plane glass lids... the sections are 23X11.5. what kind of fish tank do i get the lids for? know where they are cheeper? or ebay?