Uh, yeah actually in a weird way it does tell me what I want to hear. I'd rather find out "now" than in two days (or whatever) that "it didn't work".
Hmmmm. Off to find a new sump.
PS. Who makes tanks out of 1/4" glass anyhow? Don't they know that there are people like me out there trying to use them ?!
(... sigh ...)