The one I have from the store you have to push up and down to get it started, this one is a nice simple squeeze build.
https://www.homemadetools.net/forum/how-make-siphon-pump-your-home-81439?homelistings#post166250
The one I have from the store you have to push up and down to get it started, this one is a nice simple squeeze build.
https://www.homemadetools.net/forum/how-make-siphon-pump-your-home-81439?homelistings#post166250