Storage Tank, Drain Connection Gender Not Applicable, Drain Connection Type Not Applicable, Drain Opening Diameter Not Applicable, Fill Opening Diameter 10 in, Frame Material Not Applicable, Graduation Mark Increments 5 gal, Liquid Storage Capacity 125 gal, Overall Depth 49 in, Overall Diameter 30 1/4 in, Overall Height 35 in, Overall Width 49 3/8 in, Standards Compliant 177.1520, NSF/ANSI 61, Tank Material HDPE, Tank Material Thickness 1/4 in, Tank Opening Type Closed Top