Weather Stripping * | Frost King Indoor Window Insulation Kit (3 Per Pack)

The Thermwell Products Co. Inc. Indoor Window Insulation Kit (3-Pack) Provides Shrink Film To Insulate 3 Standard Sized Windows To Help Increase Their R-Values Up To 90% For Energy-Saving Efficiency.

• Designed For Interior Use On Windows
• Accommodates Up To 3 Standard Sized Windows
• Each Sheet Measures 62 In. L X 42 In. W
• Helps R-Value Increase Up To 90%
• Shrinks With Hair Dryer (Not Included) And Applies With Included Double-Faced Tape
• 3-Pack Allows You To Insulate Up To 3 Windows