The Aquascape Large Pond Kit 21' X 26' with AquaSurge® 4000-8000 Adjustable Flow Pond Pump comes complete with everything you need to build a beautiful 21' x 26' ecosystem pond in any space, eliminating the guesswork and calculations when purchasing individual components. The complete kit includes a skimmer and BioFalls® filter to provide effective mechanical and biological filtration. Connect the included energy-efficient pump to the Aquascape Smart Control App to schedule and adjust flow with your smartphone or tablet. An LED lighting package is included to bring your pond to life at night. An Automatic Dosing System and 32 oz. water treatment is included to automatically add water treatments to the pond, keeping water conditions clean and clear.