They're made of a clear plastic sheet that shrinks tightly and wrinkle-free. Your shrink window kit easily installs to most frame surfaces.
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Frost King 62-in x 210-in Clear Heat-control Window Film Kit in the Window Film department at
Duck Brand Indoor 5-Window Shrink Film Insulator Kit, 62-Inch x 210-Inch, 286217 - Replacement Dishwasher Doors
2024 Lowes Plastic For Windows 60300 grid
Kit includes one roll of premium shrink film and window kit tape Once applied, shrink film is trimmed to size - no measuring needed For best results
Duck Brand 281067 3 Window Insulation Kit
M-D Polar Block Clear Indoor Window Shrink Film 42 in. W X 62 in. L
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. Scotch double sided tape holds firmly between films and surfaces.
3m Indoor Window Insulator Kit - 5 pack
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M-D Polar Block Clear 5 Window Indoor Insulation Film Kit Draft 62 X 210