3M Indoor Patio Door Window Insulator Kit, Fits One 6’8′ x 9′ Door

Available in a variety of indoor and outdoor window sizes, 3M Window Insulator Kits keep cold drafts out and warm air in through heat shrink window film and Scotch Window Film Mounting Tape. Quick and easy installation. 3M window kits stay up all season long with Scotch tape technology.

• Clearest window film available
• Scotch double sided tape holds firmly between films and surfaces
• Saves energy and reduces heating costs
• Reduces condensation and prevents frost build-up
• Fits one 6’8" x 9′ indoor patio door