White vinegar spritzed onto the tile will do a great job if you let it work for about 30 minutes and then scrub and rinse. Yes, there may be a slight odor, but your pebble-stone shower floor will ...

Question: I stayed at a rental house that had a pebble shower floor. The rounded pebbles were beautiful, and I loved how they massaged my feet as I showered. I want these pebbles in my own home.