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drainboard, Brit. draining board

A work surface, adjacent to a sink, having a built-in pitch so that it drains into the sink.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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Available options include reverse color sinks, contrast color inlays, drainboards, various edge profiles, various sink configurations and matte to high-gloss finishes.
The unit, which is constructed of stainless steel, consists of a three-tub sink with two drainboards, three movable poly cutting boards, a water-wash waste trough and a highpower disposer.