Storage Tank Fill Opening Diameter 8 in Graduation Mark Increments 10 gal Liquid Storage Capacity 75 gal Overall Diameter 27 in Overall Height 39 1/2 in Standards NSF/ANSI/CAN 61 Certified Tank Material LLDPE Tank Material Thickness 1/4 in Tank Opening Type Closed Top Maximum Operating Temperature 140 Degrees F Color Natural Fill Cap Diameter 8 in Maximum Liquid Temperature 140 Degrees F Shape Round Tank Orientation Vertical Tank Wall Style Single Wall