Wall chase
A square or rectangular recess in a wall to accommodate pipes, heating ducts, and similar equipment.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
chase
1. A continuous recess built into a wall to receive pipes, ducts, etc.; a
wall chase. 2. A groove cut in a masonry wall to receive a pipe, conduit, etc.
3. To decorate metalwork by tooling on the exterior surface.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.