Mlani I wish I could hug you right now. LoL I just scrubbed off what I could with the vineger bleach water combo I let it soak in and it took all the mildew out of the silicone but still left a lot of the hard water buildup. Well after I drained it I made a baking soda paste with the water I had soaking in the tank. Wow that worked so well. There's still a little left that just won't come off its like its etched into the glass but you know what I fw
little enough to where even my slight ocd can tolerate it.