OPW 104A Cast Iron Manhole A sturdy steel skirt on the standard 104A extends nearly a foot below grade to ensure trouble-free installation in deep concrete, and optional skirts that extend a full 19-1/4″ below grade are available in 12″ and 18″ diameters for sandy soil locations.
OPW 104FG Cast Iron Manhole The 104FG provides a convenient finger grip feature on the cover to facilitate cover removal.
- Full-size internal diameters for maximum access and working area
- Highway 20 Rated (H20/HS20) – All OPW spill containers and manholes exceed the requirements of the Highway 20 rating.
- Rugged cast iron covers and body rings
- Cast-in non-skid finish on covers
- Sturdy, extra long steel skirts
- Individually boxed for ease of handling
- Body ring: Cast iron
- Cover: Cast iron
- Skirt: Galvanized steel