ECS Ventilite Standard Clear Static Ventilator Complete 7 inch

Patented, attractive, low profile ventilator. You can stand on it, avoids snagging, nothing to corrode or jam. Safe maximum ventilation at all times, waterproof except when submerged. Can be mounted at any angle. All units are supplied with an insect screen. 7 inch 17.8cms VENTILITE transparent high impact virtually unbreakable.