The answer to 'why is my grout dirty' is that grout can become dirty and discolored over time due to a few common causes. Grout is porous and can absorb dirt, spills, and grime, especially in high-traffic areas like kitchens and bathrooms. Improper cleaning methods, lack of regular maintenance, and buildup of soap scum or mildew can also contribute to dirty grout.
Some key signs of dirty grout include discoloration, staining, and a general grimy appearance. The good news is that there are steps you can take to clean and maintain your grout, either through DIY methods or by calling in a professional cleaning service.