Penn Plax Super Castle A and Super Castle B for Aquariums- 15"H x 25.6"W x 10"D (Combined Dimensions) Penn Plax Super Castle A and Super Castle B for Aquariums (Both Included) Dimensions Approximately (Each) 15"H x 12"W x 7"D. (Combined15"H x 25.6"W x 10"D) Penn Plax items are always a great quality and value