35-1/2 in. x 16-1/2 in. Polyethylene Rectangular Basement Window Cover

Shape Design: Rectangular (Flat-back foundation wall mount). Material Construction: High-Grade Impact-Resistant Clear Polyethylene. W x 16-1/2 in. H (Precision rectangular profile). Mounting Style Layout: Sits comfortably on top of existing rectangular well rims; can be secured to the house wall via standard masonry fasteners.