Hubbell HBLCFB401CB Cast Iron 4-Gang Shallow Recessed Concrete Floor Box F-box,Floor Box F-box Hubbell HBLCFB401CB Cast Iron 4-Gang Shallow Recessed Concrete, Catalog Number: HBLCFB401CB, Mounting: Cast Into Concrete, Material: Cast Iron, Cable Entry: Cable Access Door,Hubbell Wiring Systems HBLCFB401CB Cast Iron 4-Gang Shallow Recessed Concrete Floor Box, Concrete Floor Box F-box Hubbell HBLCFB401CB Cast Iron 4-Gang Shallow Recessed.