March 28, 2025
-71%
3M Indoor Window Insulation Kit for 5 Windows 3ft x 5ft
$7.41
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- Save energy and reduce heating costs with the 3M Indoor Window Insulation Kit. This kit includes heat shrink window film and Scotch window film mounting tape to keep cold air out and warm air in. Easy to install and fits five 3'x 5' indoor windows. Comes with a 1-year limited warranty for peace of mind.