M-D Polar Block Clear Plastic Glare Control Window Shrink Film 62 L x 42 W in. (Pack of 6)

The MD Polar Block Window Insulation Kit is fitted around the entire window to avoid cold air draughts and frost build-up. With a thickness of 0.75 mils, this shrink film provides dead air space to boost insulating R-Value up to 90 percent. It’s a clear film that’s simple to apply with a hairdryer. Nine sheets of window shrink film with mounting adhesive are included in each bundle. This window kit keeps you warm in the winter by preventing heat loss. Don’t waste any more time thinking about saving money on your energy expenses.