3M Indoor Window Insulator Kit 2149-TGT, XL Window

• Fits one XL 6'8" x 19.5' indoor window
• Made in the USA with globally sourced materials
• Quick and easy installation
• Reduces condensation and prevents frost buildup
• Saves energy and reduces heating costs
• Scotch® double sided tape holds firmly between films and surfaces

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. Easy to install, 3M window kits have the clearest film and stay up all season long with Scotch tape technology. 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.

Trusted 3M Brand Quality

The 3M Indoor Window Insulator Kit 2149-TGT offers reliable performance from a well-known brand. This kit is designed specifically for indoor use, ensuring it meets 3M’s high standards for home comfort solutions.

Model 2149-TGT is part of 3M’s trusted lineup, providing peace of mind with proven materials and technology. Choosing this kit means you’re investing in a product backed by decades of expertise.

Extra Large Window Fit

This kit fits one XL indoor window measuring 6 feet 8 inches by 19.5 feet. The large size is ideal for covering expansive window areas, helping to improve insulation on bigger glass surfaces.

Perfect for oversized windows, the XL format ensures full coverage without cutting or piecing film together. This makes installation smoother and the final result more effective at blocking drafts.

Energy Saving Benefits

Using the 3M Indoor Window Insulator Kit helps save energy by reducing heat loss through windows. This can lower heating costs during colder months by keeping warm air inside your home.

The kit’s heat shrink window film technology works to prevent frost buildup and condensation, which improves overall window performance and comfort. It’s a simple way to boost energy efficiency.

Easy Installation Process

Installation is quick and straightforward with this kit. The included Scotch® double sided tape holds firmly between the film and window surfaces, making setup hassle-free.

Thanks to the clear film and reliable tape, the insulator stays up all season long without peeling or sagging. This ease of use saves time and effort while maintaining a neat appearance.

Made In USA Materials

The 3M Indoor Window Insulator Kit 2149-TGT is made in the USA using globally sourced materials. This ensures quality control and supports domestic manufacturing standards.

Choosing a product made in the USA often means better availability and consistent quality. The materials used contribute to the durability and effectiveness of the window insulator kit.