A total height(minus cone to collection cup) of 20"x6" for the body. A adaptor from 6"to 2"(at least 4"tall and cone shaped). A collection cup(I made mine of a clear tupperware that resembles a factory cup). Powered with a Sedra 5000 needle wheel pump. Or go a little more simple(higher cost but soo worth it) www.asmskimmer.com