The FSI DAT™4099S 5-line Mass Casualty Decon Shower System decons 5and/or up to 10 non-ambulatory, 5 and/or up to 10 ambulatory personnel or any combination, approx. 15' W X 23' L X 9' H - 325 lbs., 5' L undress area/ 13' L shower area/5' redress area configuration. Approx.. 335 sq ft.