3M Indoor Window Insulator Kit - Patio Door 2144-EP, 84 in x 112 in
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- 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 buildup
- Made in the USA with globally sourced materials
- Fits one 6'8" x 9' indoor patio door