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Interior Window Kits

Interior Window Kits

Keep winter drafts out and warm air in with 3M™ window insulator kits. The difference is the Scotch® window film tape.

  • Shrinks tight for a transparent, wrinkle-free fit
  • Double-sided tape seals off cracks and crevices
  • Lowers heating costs
  • Quick & easy installation
  • Kits available for a variety of window sizes

Scotch® Window Film Mounting Tapes

Scotch® Window Film Mounting Tapes

The double-sided adhesive tape that's made especially for use with 3M window insulator kits. Helps to hold the film in place all season long.

  • The half-inch tape width makes it easy to apply around window frames and casings
  • The tape is easy to apply and has a ready-to-peel liner
  • Creates a strong bond between the surface, tape and film, securing an air tight seal

Outdoor Window Kits

Outdoor Window Kits

Save on heating costs by sealing patio doors and outdoor windows for the winter. As clear as glass, the plastic barrier lets you enjoy the view as you lower your heat bill.*

  • Shrinks tight for a transparent, wrinkle-free fit
  • Prevents condensation and frost buildup
  • Reduces heating costs
  • Quick & easy installation
  • The difference is the tape

Weather Sealing Tapes

Weather Sealing Tapes

3M™ High-Temperature Flue Tape stops hot air leaks where they start-the seams of your heating ducts. Use our weather sealing tape around windows and doors to keep cold air out.

  • Flue Tape is heat resistant to 600°F
  • Weather tape is flexible-conforms to angles and curves

Use our Energy Savings Estimator to calculate the amount 3M may help you save this heating season.

The cost of heating your home may be rising, but there's something you can do. Let us help you save hundreds of dollars* with 3M™ window insulator kits. They help keep the warm air in and cold drafts out. And your energy bill down.

Sample Savings

Save up to $15* per window this heating season.

*Based on Canadian averages. Actual energy savings will vary depending on many factors, including furnace and window type, average indoor/outdoor temperature, fuel type and length of heating season.

3M Energy-saving products

Get your home ready for winter with 3M energy solutions. Our window insulator kits are easy to install, and help keep your utility bill low during the cold months. Plus they use Scotch® Window Film Mounting Tape and have the clearest film.

Find these and other 3M products at a retailer near you.

Energy-saving Tips

Looking for more ways to help lower your utility bill this heating season? The simple steps below can help you save:

  1. Turn your thermostat down.

  2. Lower your water heater and wrap exposed hot water lines

  3. Change your furnace filter every 3 months

  1. Insulate electrical outlets on exterior-facing walls with foam gaskets.

  2. Only run full loads in the washing machine and dishwasher.

  3. Keep your dryer’s lint filter and vent clean

And remember, when you seal up your house, don’t forget about your indoor air quality. Go to to learn more.