What is an airlift? An airlift is, as the name suggests, moving (lifting) of water by air. Air bubbles rise up in the water and thereby displace the water. (ie) the bubbles push the water up. Keep any pool or pond alive and clean by cheaply and cost affectively using air to move and circulate water throughout. Pond Airlift 1.5 LP Solar 5w 200 GPH - 1,500 Gallons Below Pond Lake Water Circulator Aerator is great at keeping your pond alive and heathy. This product by Natural Current is Made and Manufactured in the USA. Buy American made.