Home Products Basement Hooper windows are ideal for ground applications. They are bottom-hinged and open inwards for ventilation with the sleek design you desire. Basement windows are the perfect way to enhance your curb appeal. Basement Hopper Windows offer the ventilation you need with the sleek design you desire. Cam handle locks provide peace of mind. Sash release chain makes it easier to clean your windows. The solid vinyl construction will not chip, peel or not and never require scraping or painting. Premium options are available such as obscure or laminated glass, acrylic sheet provides impact resistance and charcoal aluminum screen.