Insulation Kit For XL Window, 62 x 210-In.

Up to 35% of the heat in your house can leak out of poorly insulated windows. Frost King window insulation kits are the perfect, low cost solution to keeping drafts and cold out of your house. Easy to install. It takes just minutes to put them over all the windows in your house. Frost King window insulation kits keep the heat in and the cold out all winter long!