Building component
An element manufactured as an independent unit, which can be joined with other elements, including electrical, fire protection, mechanical, plumbing, structural and all other systems affecting health and safety.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
building component
1. A building element which uses industrial products that are manufactured as independent units capable of being joined with other elements.
2. According to the NEC, any subsystem, subassembly, or other system designed for use in (or integral with) a structure or part of a structure, which can include electrical, fire protection, mechanical, plumbing, and structural systems and other systems affecting health and safety.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.