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A pipe that carries stormwater from the gutter to a downspout and eventually to the ground.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
downspout, conductor, downcomer, downpipe, leader, rain leader, rainwater pipe
A vertical pipe, often of sheet metal,
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.