62397 Home » » 62397 NORWESCO MANHOLE EXTENSION VIEW TECHNICAL DRAWING RETURN TO PRODUCT LIST PART NO. 62397 Product Details SPECIFICATIONS 15"H x 20"D 41821 GALLONS: 1,250 gallon WEIGHT: 467 lbs DIMENSIONS: 116"L x 55"W x 70"H 41820 GALLONS: 1,000 gallon WEIGHT: 403 lbs DIMENSIONS: 102"L x 60"W x 63"H