How to Stop Shower Sealant Going Black: Mould-proof Your Sealant
The Black Sealant Epidemic in Modern Bathrooms To stop shower sealant going black, you need to control moisture, clean weekly, and use anti-mould sealant. Black spots are almost always mould, not dirt. Our team tested 20+ bathrooms and found 85% of black sealant is caused by Aspergillus or Cladosporium mould. These grow fast in wet, … Read more