All DEN HARTOG PUMP TANKS Home » » DEN HARTOG PUMP TANKS AST-0500-1R CAPACITY: 500 Gallon WEIGHT: 197 lbs DIMENSIONS: 63" x 74" CHAMBERS: 1 $765.00 AST-0300-1R CAPACITY: 300 Gallon WEIGHT: 134 lbs DIMENSIONS: 54" x 56" CHAMBERS: 1 $625.00