Del Zotto Products Catalog 2019

29 Del Zotto Septic Tank Polyethylene Risers & Lids Del Zotto Septic Tank PVC Risers & Lids • Made from heavy gauge spun steel. • Dependable for smooth stripping and uniform shape. • Standard Manhole Covers … Outside Diameter: 28” Inner Diameter: 24” Height: 6” • Inspection Hole Cover … Outside Diameter: 8” Inner Diameter: 6” Height: 6” • Heavy-duty. • Easy to install. • Gasket is molded into lid. • Lid screws on for perfect gas-tight fit.