before scrubbing.

Deep stains may require several treatments.

When Cleaning Isn’t Enough

Sometimes mold grows inside the silicone rather than on the surface.

If:

• Black spots don’t lighten after repeated cleaning
• Silicone is peeling
• Sealant has cracks
• Mold keeps returning in the same areas

the silicone may need to be removed and replaced.

Replacing old sealant continue reading …