responding to
http://www.homeownershub.com/mainten...em-187004-.htm
pablordstribe wrote:
u can try this one.. Powered Attic Ventilators


Mounts easily between rafters ? template included for cutting roof boards
and
shingles; Mesh screen keeps out birds and insects; 14 in. diameter steel
blade
specially designed for maximum air movement., Operates automatically.
Adjustable
thermostat built-in.
http://www.thehardwarecity.com/products/Broan-358-Roof-
Mounted-1200-CFM-Attic-Ventilator/0002862