drywall(redirected from Blue board)
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Also called wallboard or gypsum board,it is a panel of gypsum covered on both sides with paper and used as the primary wall material in home construction. Commonly also called by a particular brand name, Sheetrock.
The Complete Real Estate Encyclopedia by Denise L. Evans, JD & O. William Evans, JD. Copyright © 2007 by The McGraw-Hill Companies, Inc.