What's That White, Powdery Substance on My Basement Walls?
While it’s not a danger in and of itself, efflorescence can be linked to excess moisture, mold growth, or poor drainage.
The Family Handyman on MSN12mon
How to Get Rid of Mold on Bathroom Walls
let sit for an additional 30 minutes Rinse with warm water For mold on painted walls, try a natural remover like white ...