Lumitube Elite is a prestigious make (Canadian version) using aluminium flashing made in several sizes to solve all your natural lighting needs. This technology is the result of more than 20 years design experience. The kit includes flashing, exterior dome, 2 section of 2 foot mirror pipe, ceiling unit and diffusor. The ETS model installs in strait line. ( for an ajustable model see ETS-ELB) Lumitube Elite is Energy Star Price plus taxes and shipping