63833 Home » » 63833 NORWESCO 15″ LOW PROFILE RISER/MANHOLE EXTENSION VIEW TECHNICAL DRAWING RETURN TO PRODUCT LIST ALPINE PICKUP: $140.00 PART NO. 63833 Product Details SPECIFICATIONS 15"TALL x 20"D 43522 GALLONS: 500 DIMENSIONS: 97 x 48 x 42 MANHOLE DIAMETER: 20" CHAMBERS: 1 $1,175.00 44482 GALLONS: 1,000 DIMENSIONS: 127 x 60 x 51 MANHOLE DIAMETER: 20" CHAMBERS: 2 NOTE: GENERIC PHOTO NOTE: GENERIC PHOTO $2,015.00