Climaloc Heavy Gauge Indoor Insulating Film for Patio Doors. 84" x 25'. Includes Double-sided adhesive tape, tape measure & trimmer knife.
Shrinks “tight as a drum” when heated
Reduces heat loss
Prevents frost and condensation
Thicker film for increased protection
Increases thermal resistance (R-value) up to 90% by creating dead air space between the film and the window
Thickness: 0.9 mil (23 µm)