Anteroom Containment Replacement Envelope Number of Doors 3 Door Height (2) 80 in/(1) 70 in Door Width (2) 45 in/(1) 22 in Window Material Clear Plastic Number of Windows 2 Window Height 37 in Window Width 22 in Negative Air Port Dia 12 in Vacuum Port Dia 8 in Expanded Length 96 in Expanded Width 29 in Height 21 1/4 in Length 14 in Width 18 1/4 in Collapsed Height 6 in Collapsed Length 60 in Collapsed Width 29 in 80 in x 40 in Flange 60 in x 29 in Floor