Ridge ventilator

Ridge ventilator

A raised section on a roof ridge provided with vents to admit air currents.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

ridge ventilator

A roof ventilator that straddles a ridge of the roof of a barn; usually square in plan and constructed of wood and/or metal.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
It's good to vent On hot days, opening a ridge ventilator is often not enough to prevent a stagnant atmosphere.