Storm Window Enclosures are somewhere between a Screen Enclosure and an Insulated Enclosure (All Season Room). A Screen Enclosure can not be made water-proof. If the water gets in, it must have a way out. An Insulated Enclosure is an expensive addition to the home. The Storm Window Enclosure is water-proof (indoor or outdoor furnishings) yet not so pricey as a full addition. The following are a few examples of Storm Window Enclosures. Various roof options are shown.