it's an exact copy of the ADA vuppa.
i think it is not necessary unless you are using lily pipes and want to keep the clean and sleek look.
i dont really like the idea of paying $160 and needing to use another power socket for it.
can diy one yourself instead of paying $160 for it.
http://aqua.c1ub.net/forum/lite.php?topic=158328.0
Bookmarks