Product Info Catalog Building Materials Windows Window Wells Round Window Well Area Wall, Plastic, 37 x 16 x 18-In. Round Window Well Area Wall, Plastic, 37 x 16 x 18-In. Request a Quote UPC: 49821752088 Manufacturer: Amerimax Home Products SKU: 512962 Model Number: 75208 18" plastic area wall, 37" wide, 16" projection, 18" high.