Utility Jugs 5-gallon utility jug features an O-ring sealed cap with a removable 1/2" NPT plug for installing a filler hose and a screw-on style vent with attached lanyard. Squareshaped body measures 9-1/2" x 9-1/2" x 23" tall. Utility jugs include a 12" flexible filler hose with a capped end for a secure seal.