the first example of use of a Air lift pump, 4 other coming soon, a good example of the air lift pump on a koi pond It was made with the help of koivrienden and for more information
http://www.airlift.eu/index.php?lang=UK
[video=youtube;d0yL485-wlk]http://www.youtube.com/watch?v=d0yL485-wlk[/video]
http://www.airlift.eu/index.php?lang=UK
[video=youtube;d0yL485-wlk]http://www.youtube.com/watch?v=d0yL485-wlk[/video]