All Glass Aquariums 15/20H Gallon All-Glass Versa-Top - GLASS...

Strong and durable glass top to keep fish in and dust and debris out of your aquarium. Helps reduce evaporation. Includes hinge, handle and plastic back strip. Strip adds 1 5/8 to overall depth. Versa-Top measures 23 1/8 x 9 5/8.Please note two needed for a 55 gallon with a center brace.