The 3M 2141W Indoor 5-Window Insulator Kit has been reduced from $22.54 to $18.29 over at Amazon.com. 'During the cold winter months it is a good idea to insulate the door to cut down on your heating bill and eliminate drafts. Stops cold drafts and helps prevent frosty windows. Easy-to-install - requires only scissors and a hair dryer for installation. Safe application to aluminum, painted or varnished wood, or vinyl clad window moulding. Film wrinkles are removed with hair dryer. Double stick tape included.'
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