Ridge ventilator | Article about Ridge ventilator by The Free Dictionary
A raised section on a roof ridge provided with vents to admit air currents.
A roof ventilator
that straddles a ridge of the roof of a barn; usually square in plan and constructed of wood and/or metal.
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.