Made from durable rotational molded polyethylene ensuring maximum strength. Filters up to 6000 gallons. Reversal waterfall lip. Expanded surface area filter mats. Brass hardware resists corrosion. Circular shape provides maximum strength and makes it easy to camouflage into the landscape. Swirling waterflow action maximizes filtration.Features:- Size: 40″ L x 45″ W x 29.5″ H- Spillway: 28″ Reversible Lip- Capacity: up to 6,000 gal.- Rate: pumps up to 15,000 GPH- Weight: 55 lbs.Includes:- Removable upper tray- 2 Poly-Flo ESA biological filter mats- Filter support rack- Patented non-cross threading screws- Reversible waterfall lip- Ships with standard 2, 2″ Bulkhead ports (available with 2, 3″ ports for additional $40). Please call!SHIPS TRUCK FREIGHT