Foam panels insulate and reduce noise and vibration. Also saves energy by preventing air leakage. Self-adhesive installation strips included for new or replacement installation. Side panels can be trimmed to 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. No. 08308: Width (In.): 9, Height (In.): 18, Thickness (In.): 0.875, Color: Dark Gray, Material: Foam, Pkg Qty: 2, Package Type: Bag
