New answers tagged attic
If you want it badly enough, it's probably possible. Whether it's practical or cost effective is another matter. I don't think anyone could possibly give you any idea of the cost without looking at what you have and what you want. Costs are related to the amount of work involved, local labor and material costs, and the level of finish you want. A new floor ...
Yes, you can do exactly what you want to do. If you are using fiberglass, be sure to wear gloves and other protection, and take a shower when you are done.
In theory that is a legitimate option. The usual problem though is there is insulation behind the blocking that would obstruct any air flow. Retrofitting the necessary baffles to allow air to get past gets to be a lot of work and makes the cold spots at the eave even colder. It sounds like you may have adequate ventilation except for the lack of benefit ...
The lower vents will indeed be less effective than the upper ones. In addition, you are reducing the effective insulation of the wall/roof in order to install baffles. With effective cross flow ventilation and a proper ceiling vapor barrier, you only need a total of 1/300 of the attic area in open free area ventilation. IMO, getting at least 1/2 this minimum ...
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