A pump which is used to deliver air to the aquarium The pump pushes air through silicon tubing and to air stones or other aquatic decor They are also an essential for UGF's (undergravel filters) An air stone is placed in each clear tube When the air bubbles travel upward, they generate steady current which brings water from the bottom, through the tubes and to the surface (444)
Many emissions systems include an air pump, which pumps fresh air into a vehicle's exhaust to help complete the combustion process and reduce emissions
A pump which supplies air for lift tubes, skimmers, bubblers, etc The most common type are diaphragm pumps, though cylinder pumps are available for large installations