Grout and sealant around bathroom tiles, showers and sinks is a useful waterproofing method, but aggressive brushing when cleaning can cause them to wear away. A few cleaning experts have shared some methods regarding better ways to clean grout and sealant. How to gently clean grout and sealantIf you're looking to lift mould and grime from grout or sealant, there are plenty of non-abrasive tools for the job. Meanwhile, for silicone seals, she shared: "Mould on silicone is a common headache, but scrubbing it often fails to remove the staining that has penetrated the surface. She said: "Using cleaning products created from plant-based and naturally derived ingredients negates this risk, allowing you to clean regularly without damaging your bathroom!"