Below are pictures of the "eductor" that is available from
here to see Aquatic Ecosystems' page on the eductor.
Click on a picture to get a larger version. I don't know anyone who
has tried using this eductor as a skimmer injector, but it looks
like it has some potential (after some modifications).
Below are pictures of an injector that some people believe is the one
used on the
HSA skimmer. It
is indistinguishable from the outside, and what we know of the inside
is a match also. This
is a "foam jet fountain nozzle." This particular one is Beckett
#1408. It can be purchased at Home Depot, in the pond
supplies area, and from several sites on the web, such as
If you do an Altavista
search for "foam jet", you will find lots of hits for these devices.
to perform that search now.