How to Prevent Mould on Bathroom Tiles and Grout
Clean bathroom tiles yet black mould keeps returning around the grout, corners and silicone? This is a familiar frustration for many UK homeowners. Mould prevention is less about reaching for ever-stronger cleaning products and more about controlling the moisture that allows it to grow. Bathrooms combine warm air, steam, condensation and wet surfaces, making absorbent grout and silicone particularly vulnerable. This practical guide covers why mould develops, why grout and silicone are hit first, ventilation and humidity control, post-shower habits, cleaning, sealant maintenance, suitable wall tiles , and when recurring mould signals a bigger issue. Why Does Mould Grow on Bathroom Tiles and Grout? Mould spores are naturally present in indoor air. They only need moisture, a food source and suitable temperatures to grow. Moisture, condensation and poor airflow Shower steam raises humidity quickly. Warm, moist air meets cooler walls and condenses. Inadequate extraction, small or windowle...