On Sun, 10 Oct 2004 03:10:58 -0600, "JJ" wrote:

I am not a plumber, but I am mechanically pretty good. I have a situation
with my shower drain that has me stumped, so I am turing to this newsgroup.
The shower in question is a fiberglass Aquaglass shower stall, 1 piece. The
base is solid. Here's the story: snip

My two cents: Ultraviolet light is pretty good for highlighting
cracks in fiberglass and acrylic showers. They glow.

Good luck.