Low profile cover designed to attach to the EFB45S style floor boxes. Each cover is made of die-cast aluminum and is equipped with a durable hinge which allows the cover to rotate open 180° and two (2) slide egress doors that lock in the open position and automatically close around the cables when the cover is closed. The cover assemblies are designed to work with finished floors such as carpet tile and wood. In order to make the cover assembly flush with the polished concrete or terrazzo floor, the EFB45-CTR (concrete/terrazzo) ring must be used (ring sold separately). The cover assemblies are available in three (3) powder coat finishes: black (BK) gray (GY)and bronze (BZ) and three (3) durable finishes  satin brass (SB) satin nickel (SN) and brushed aluminum (AA)