Originally Posted by JOinGA

My house was built with a power ventilator. It would burn out every couple of years. When I got a new roof, I went with a ridge vent. I just bought a new house, built in 2004, that has 3 power ventilators. We found at inspection that none of them work. At my current house, I could replace the ventilator from inside, but at the new house at least one of the ventilators can only be accessed from the roof....meaning I won't be doing a DIY on that one. I have read some negative comments about