Many home buyers ask us, “What is that white powder? Is it bad?” Generally, efflorescence (that white powder on cement block and brick) is a cosmetic build-up of salts, but it shows where the water has built up. Here’s an overview.
Many home buyers ask us, “What is that white powder? Is it bad?” Generally, efflorescence (that white powder on cement block and brick) is a cosmetic build-up of salts, but it shows where the water has built up. Here’s an overview.