Roof Top Ventilator for Corrosive Environments is offered in a sturdy construction that ensures longer functional life. Roof Top Ventilator is mainly designed for corrosive environments. The Roof Top Ventilator is made using quality grade raw material that ensures long lasting usage. Roof Top Ventilator for Corrosive Environments is virtually maintenance free, thus avoiding accidents arising out of the need for factory workers to go to the roof top for maintenance after installation.