Frost King Patio Door Insulation Kit Shrink 84x110 Film Indoor Window Insulation

Frost King Patio Door Insulation Kit designed to help seal drafts and improve indoor energy efficiency during colder months. This shrink film insulation kit fits one patio door or large picture window and measures approximately 84 inches wide by 110 inches long. Easy indoor installation creates a clear, tight seal that helps reduce heat loss and block cold air. Ideal for apartments, homes, and seasonal weatherproofing. Helps increase insulation value, lower heating costs.