Our most popular Hood is designed to perfectly compliment your All-Glass aquarium. It is custom fit to sit on the inside lip of the aquarium frame, which greatly reduces evaporation. They are designed to fit all major brands of aquariums. A full-length Door provides roomy access in the front and cut-out section in the rear allows installation of heaters, power filters and other popular accessories. These Hoods are available in a variety of sizes and in matching black, Oak, maple and cherry trim styles. Royal Item Number: AAG21224