This steam shower generator has a 395-cubic foot capacity. Featuring a patented Fast - Start system, this shower produces hot water in seconds rather than minutes. Capacity: 395 cubic feet Auto Power - Flush pressurized inner tank cleaning system Fast - Start: Steam in seconds not minutes (patented) Constant steam at a constant rate Split tank enhances performance and life-span Can be plumbed 50 feet from the shower without purchasing a larger k - W unit Superior heating elements, low watt density Stainless steel construction Power: 208-240 volt plug-in power cord (5 feet long) Water tight data link cable for control Works with Therma - Sol serenity light and music system Dimensions: 17 inches long x 11.5 inches wide x 12 inches high No assembly required Model: SSA395