A Guide to Proper Attic Insulation

This guide to proper attic insulation includes tips on vent areas, gaps, right side up, puckers, loose or compressed insulation, animal nests, mold, mildew and rusty nails.

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Although installing insulation in an unheated attic is usually a fairly straightforward job, a variety of pitfalls await the unwary.
ILLUSTRATION: JACK VAUGHAN