3M Clear Plastic Window Insulation Kit For Patio Door 9 ft. L X 0.75 in.

Overview 
3M Window Insulator Kits keep cold drafts out and warm air in through heat shrink window film and Scotch Window Film Mounting Tape. Easy to install, 3M window kits have the clearest film and stay up all season long with Scotch tape technology.

Features 

• Clearest window film
• Scotch double sided tape holds firmly between films and surfaces
• Saves energy and reduces heating costs
• Reduces condensation and prevents frost buildup
• Quick and easy installation
• Fits one 6 feet 8 inch x 9 feet indoor patio door