The best window insulation kits are easy to install and ... Made with puncture-resistant shrink film, this 126-inch-long by ...
Do window insulation kits actually work? Yes! They seal off drafty windows so you can spend less on your home heating bills.
The 3M Indoor Window Insulation Kit is a best-seller for a reason,' continues ... Next, use a hairdryer to shrink the film until it’s taut and smooth. This method is especially effective for ...