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If you’ve never tried shrink film treatments for your windows and you want to save money this winter, these kits are definitely worth a look. According to Duck, you can save up to $190 on heating costs by using one of these kits on your windows. Though they do take a little bit of time to install, they’ll definitely help to keep warm air from escaping your home!
This 10-window kit is available for $5.10 at Walmart with free in-store pickup, which is the best price found.
For more ways to save on energy this fall and winter, check out these 49 tips.