Overflows. Internal or External

[sphelps]

Originally Posted by AdamsB

I've been checking out some MACNA coverage since I didn't attend this year (here's hoping for next year) and came across this overflow. I think it's one of the more attractive ones I've ever seen, not sure on its availability though. Posting from my phone so I'm not sure if the link will embed

http://m.youtube.com/watch?v=TtXkntf...%3DTtXkntfYgsM

The only reason I see for this design would be a result from not being able to notch the glass/acrylic. It's just an external overflow without a notch resulting in the need for an additional internal box.