CLIMALOC 80″ x 86″ Patio Door Plastic Film Insulation Kit Window insulating kit for indoor use. Installs around entire patio door to eliminate drafts and frost build-up. See through film and tape. 80″ x 86″. Bulk roll insulates 1 standard size interior patio door Shrinks tightly when heated Easy to install with tape and hair dryer Increases thermal resistance (R-value) up to 90% by creating dead air space between the film and the window Reduces heat loss Prevents frost and condensation Clear Double-sided adhesive tape included 80″ x 86″ Thickness: 0.6 mil