"Door-In-Door" Cover For Use With Leviton 5" Poke Through Floor Box (PT500) Only, Includes 2 Flip Lids That Fold Into The Main Lid To Hide All Hinges And Doors While In Use, Will Accommodate Decora-Style Receptacles And QuickPort Inserts, Also Includes Pre-Assembled Gasket And Mounting Screws, Brass