Posted by Tom on February 14, 2001 at 17:45:10:
In Reply to: Attic fans selection posted by Katie Gervasio on February 14, 2001 at 05:12:03:
Hi:
I've used the powered ventilator fan with good results for a couple of years. It mounts through the roof and from the outside looks like an upside-down pizza pan. I used to have the unpowered kind and it didn't seem to help much.