Steamist SM-12 Steam Bath Steam Generator Typically Can be Installed up to 25 ft. from the Bathing Area Diagnostic LED Displays Stainless Steel Construction Solid-State Circuitry Codes/Standard UL 499 UL/cUL Listed City of LA- Approved City of New York - M.E.A Approved State of Mass. Approved Important In order for the InstaMist feature to function on model SM-12-IM, Water must Always be in the Tank. For this Reason the Optional Auto Drain is NOT Available with any InstaMist Generators. Product Information Water Supply - 3/8" Compression Fitting Steam Line - 3/4" Brass NPT Male Thread Pressure Relief Valve - 3/4" NPT Female Thread Drain Line - Capped 1/2" Brass NPT Male Thread. Auto Drain Ready Except for InstaMist (IM) Models. KW Rating: 12 Max. Cu. Ft. Range: 450 Dimensions: 20" x 8-1/4" x 18-1/2" Weight - 52 lbs Rough-in Notes Access: 28" W x 18" D x 20" H (35" W with Auto Drain) The Steamist Steam Bath System Is A Step Ahead Having Already Developed To Meet The Greater Demands Of Larger Showers And Bath/Shower Areas. Add To This The Use Of More Sophisticated Finish Material Such As Marble, Granite, Glass Block, Etc... , Which Absorb Heat, And The Need For More Powerful Steam Output Is Required. The Steamist Large Residential / Dual Steam Bath Systems Meet That Challenge. The Steamist Dual Steam Bath System Is Very Easy To Install. One Steam Bath Steam Generator Acts As The Brain And The Second Steam Generator Is Connected To The First Via The Same Cable As Is Used To Connect The Control To The Steam Bath Steam Generator. This Allows The System To Be Activated And Thermostatically Maintained By A Single Control Package (Dsp Or Tc). However, Separate Power And Water Supply, Steamheads And Drain Lines (For Optional Auto Drain If Specified) Are Required This Steam Bath Steam Generator Provides More Steam To The Oversized Bath Area.... This unit was an installed in a home and removed before it was ever used, so basically it's a new unit without factory warranty.