ECFanGrid Brochure: A quick review on benefits and features of Rosenberg's ECFanGrid - an Energy efficient Multiple Fans System designed for New and Retrofit Application. --- Equipped with our exclusive, energy efficient and easy to control EC Motor technology, Rosenberg’s ECFanGrid is our approach to improve reliability, flexibility and simplicity in existing or new ventilation systems. As a Property Owner, Manager, Contractor, or a Specifier our modular concept provides a cost effective solution. more information at: http://ecfangrid.ca http://rosenbergcanada.com info@rosenbergcanada.com