It’s perfect for any small backyard pond. Keeps fish safe from those hot summer days, while acting as a safe haven for your pets against most predators. This unit also helps keep ponds from freezing in the Winter months. Also available for the Pond Palace II is an aeration kit that comes complete with pump and hose. It connects in minutes. Now not only protect your fish, but also aerate the water to keep it well oxygenated for healthy fish year round. Kit Includes:Air Pump, Air Hose, Aeration Tube,Connector, Mounting Hardware, Pond Palace II Sold Separately