M-D Building Products 62 in. x 210 in. Shrink and Seal Film Window Kit Weatherstrip Adhesive

Crystal clear film for use on interior windows to reduce cold air drafts. Improves the insulating R-value of windows up to 90%. Easy to install with tape and hair dryer. Clear film shrinks tight and wrinkles free to prevent cold drafts.

• Designed to lower cold air drafts for safety of windows
• Ensures window insulation of R-value up to 90%
• Can be conveniently installed with hair dryer and tape