The Vertical Vent Rain Cowl 100 allows a ventilation system's exhaust to exit upwards at velocity, escaping the downward air currents around a building.
The Vertical Vent Rain Cowl 50 allows a ventilation system's exhaust to exit upwards at velocity, escaping the downward air currents around a building.
Wind-driven ventilation ideal option for non-powered (NE) vent systems or as backup ventilation for power outages when the system is turned off to keep the room free of stale air. Used most commonly with the off-grid situation.