Features: - Size: 17.5" L x 20.5" W x 17" H - Spillway: 15" Lip - Capacity: ponds up to 100 sq. ft. and less than 1,000 gal. - Rate: pumps up to 3,000 GPH - Weight: 22.7 lbs. Includes: - 2 biological filter mats - Detachable waterfall lip - Corrosion resistant hardware - 1, 2" Bulkhead port