62397 Home » » 62397 NORWESCO MANHOLE EXTENSION VIEW TECHNICAL DRAWING RETURN TO PRODUCT LIST PART NO. 62397 Product Details SPECIFICATIONS 15"H x 20"D 63834 SPECIFICATIONS: 24"TALL x 20"D $160.00 41822 GALLONS: 1,500 gallons WEIGHT: 589 lbs DIMENSIONS: 135"L x 55"W x 70"H CHAMBERS: 2