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Related to safing: saving
As applied to weapons and ammunition, the changing from a state of readiness for initiation to a safe condition.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. A barrier which is placed in an air duct around a component (such as a filter) to ensure that air flows through the component rather than around it.
2. In multi-story construction, a fire-stop in the space between the floor slab and a curtain wall, 1 to help retain the integrity of fire-resistance ratings.
3. The fire safety insulation around floor perimeters between the floor slabs and the spandrel panels, which seals off any such openings in floors and walls. Also called safing off.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.