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Annoying dust-up in my basement November 14, 2007 5:18 AM Subscribe Help me unravel the enigma of the "Mysterious Basement-floor Chalk Dust. " Ever since work was completed on my new, finished basement six months ago, parts of the floor have been playing host to a fine, chalk-like dust. I'd snap a picture of the culprit, but the color of the dust is very similar to the gray paint on the floor, and my photoshop skills aren't up to increasing the contrast.
"Crew was very efficient, took great pain to keep dust down even helped fix the basement.