Key Features Help to Increase Surface Agitation and Circulation Ideal for Decorative Features, Ornaments, Filters and Air Walls Vibration Free Feet to Avoid Pump Movement Integral Carbon Impregnated Filter Genuine Interpet Aeration is an important part of maintaining a healthy environment for both fish and plants. Water movement creates circulation which oxygenates the water inside of the aquarium and in turn gives fish the air they need to breathe and thrive. Aeration encourages the growth of aerobic bacteria which consume ammonia, phosphate, nitrate and other compounds which helps limit the opportunity for algae blooms. The Interpet Aqua Air Pumps are great for providing fresh and clean filtered air into the Aquarium by using a carbon impregnated filter, which prevents toxic gases from polluting your fish tank. The Interpet Aqua Air Pump is a great tool for use inside of an aquarium as it provides all the filtered aeration needed for fish and live plants. The AP series of air pumps