Hard water stains often form on the top of an aquarium tank. This is likely due to the effect of the evaporation of hard water. The leftover residue is typically due to mineral deposits that accumulate on the glass, which is known as \u201climescale.\u201d<\/p>\n\n\n\n\n\n\n\n
When water evaporates, it leaves behind mineral elements that stick to the aquarium glass. This results in an undesirable white residue left behind. For those who live in a house with hard water, the same build-up can occur in the shower. <\/p>\n\n\n\n
Although the residue will not harm your fish or the aquarium, it will make the glass appear foggy or streaking so it’s more difficult to see the fish. Read further to learn how to remove hard water stains<\/a> from aquarium.\u00a0<\/p>\n\n\n\n Table of Contents<\/p>\n<\/span><\/div>\n