How to Remove Hard Water Stains in a ToiletBy VIRIMI / March 31, 2021 The Spruce /Taylor Nebrija 3 . Use a toilet brush to swish the solution around the bowl, making sure to get the solution onto any stains that are above the water line. Don’t flush the toilet. ADVERTISEMENT [DISPLAY_ULTIMATE_SOCIAL_ICONS] Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17