Keep winter drafts out and warm air in with 3M™ Window Insulator Kits. 3M™ Window Insulator Kits offer the clearest film and Scotch® Window Film Tape to hold the film firmly in place and last all winter long.
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. 3M™ window kits have the clearest film and stay up all season long with Scotch® tape technology.