Any insulated siding should suffice. Vinyl siding with a backer board or insulation should make the room usable.
Hardie Siding is effective as well as it is more durable but is more expensive.
Make su ... read more
Scott,
The easiest thing to do is check in the attic and look at the sheathing. If there is any mold growth, you can tread it with a proper mildewicide and make sure that the fan ducting is extended ... read more