Mobile Leaded Screens feature 2.0mm Pb equivalent lead lining, framed with heavy metal channeling and stainless-stell legs with heavy duty smooth rolling casters to ensure stability. Lead glass window is 2.0mm Pb equivalent and 10" x 12" in size. Window is centered 60" from the bottom panel. Screens are available in multiple sizes. lease note 84" high barriers may not fit through all doorways.