18" Round Riser Category:Risers Use:Residential, Sanitary Class:Pedestrian Type:Concrete, Septic Tank Weight:337 lbs Interior Dimensions:~25" Dia. Exterior Dimensions:30" Dia. Datasheets Round Risers
6" Rectangular Riser Category:Risers Use:Residential Class:Pedestrian Type:Concrete Interior Dimensions:~19"x15" Exterior Dimensions:23"x19" Datasheets Rectangular Risers
Round Riser Cover Category:Risers Use:Residential, Sanitary Class:Pedestrian Type:Concrete Weight:138 lbs Exterior Dimensions:30" Dia. Datasheets Round Risers