Aqueon Aquarium Black 24" Fluorescent Deluxe Full Hood Dimensions 23.8" x 9.6" x 3.3" Fits Aquarium Size 15, 20 High, 30 Extra High, 33 Long, 40 Long, 55 Designed to fit most aquariums T8 Lamp and splash guard included / Fits tightly inside aquarium rim Full length feeding door / Plastic breakout sections in the back of hood 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 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