Duck MAX Strength Window Insulation Kit, Fits Patio Doors & Large Windows, Heavy Duty Indoor Shrink Film Insulator, Window Seal Tape Included, 84" x 120", Clear, 2 Pack

Save on energy costs during cold weather months. Duck Max Strength shrink window film is puncture-resistant and two times thicker than standard window kits to create an airtight seal inside your home to block drafts and cold weather

Easy-to-install roll of shrink film means no measuring needed - once applied, cut film to size

Tools needed: scissors and hair dryer. For best results apply window films indoors on clean and dry surfaces, including painted or finished wood, aluminum or vinyl

After installation, crystal clear and transparent window film is easy to see through. Once season is over, the window kit removes easily

Window Kit includes 2, 84" x 120" rolls of shrink film and 2, 0.5" x 54' foot rolls of tape; Can insulate up to 2 XL or patio windows/doors or 4 large 4' x 6' windows