- Insulating urethane foam panels reduce noise and vibration, and save energy by preventing air leakage. Self-stick side channels included for new or replacement installation. Side panels will fit most window units. Cut foam panel and plastic channel to proper height and install. 2 side panels per package. 9 inches wide x 18 inches high x 7/8 inches thick. Color: Charcoal.
FROST KING AC14H