Replace the plastic side covers of your window air conditioner with Frost King's foam insulating side panels. The block the heat and retain the cool air inside.
9" wide x 18" high x 7/8" thick
Insulating urethane foam panels reduce noise and vibration
Self stick side channels included for new or replacement installation
Side panels will fit most window units
2 side panels per package
Cut foam panel and plastic channel to proper height and install
