Use a sponge to clean and rinse the sealant, then thoroughly dry it with a cloth. Repeat these steps until all mould stains are gone and your bathroom is sparkling clean again. How to prevent ...

To do this, you'll need a quality silicone sealant, ideally one labeled for bathroom use like the GE Supreme Silicone Caulk for kitchen and bathroom. Other essential items include a caulking gun ...