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Efflorescence

What are three ways to prevent the unsightly, but not harmful, appearance of a white, crystalline deposit of water-soluble salts on a brick surface?
Answer1. specify brick & mortar with limited or no soluble salt content, 2. form tight joints in the brick to minimize water seeping into the masonry, 3. detail the wall to avoid water penetration through the wall.

ARE 4.0 exam prep: BDCS

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