Laguna Clean Flo 700 Pressurized Pond Filter Kit for Ponds Up to 700-Gallon Includes 700 Filter & Max Flo 600gph Pump By PT1691 Biological Filter and Pump Combo Unit All In One Package Equipped with biological media chamber and lava rock media (included) Canister Volume: 2.6 U.S. gallons 3 year warranty