exist. If you simply expose the studs, and place shelving between
them, make sure the shelves also serve as structural blocks that
effectively spread the roof or second story load across the studs.
Keep in mind that the exposed studs are also more exposed to fire, so
you may want to layer sheetrock on each stud individually, texture and
paint for a decorative and fire resistant effect. Today, a lot of

Or just paint the studs with this goop.

http://www.flameseal.com/wooddesc.html