62397 Home » » 62397 NORWESCO MANHOLE EXTENSION VIEW TECHNICAL DRAWING RETURN TO PRODUCT LIST PART NO. 62397 Product Details SPECIFICATIONS 15"H x 20"D 44483 GALLONS: 1,250 DIMENSIONS: 157 x 60 x 51 MANHOLE DIAMETER: 20" CHAMBERS: 2 NOTE: GENERIC PHOTO NOTE: GENERIC PHOTO $2,595.00 41821 GALLONS: 1,250 gallon WEIGHT: 467 lbs DIMENSIONS: 116"L x 55"W x 70"H