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How much could you
save with 3M Window Insulator Film?

Calculate Your Savings

1. Window Details

Height (in):

Width (in):

# of Windows:

Sealing:

Glass:

2. Thermostat Settings

Day (°F):

Night (°F):

3. Fuel Type

Estimated Total
Savings*

(per heating season)

*Based on 2014 - 2015 projected fuel costs.

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Marytr video

Even the Pickiest
People Agree.
Simply the Clearest.

3M™ Window Insulator Kits have
the clearest film.

Trial Video

Case Closed.
Simply the Clearest.

3M™ Window Insulator Kits have
the clearest film.

Rebate Get Rebate »

Save $2.00

on any Window Insulator Kit by mail-in rebate.