Acudor DW-5058 Access Door 24x24 Recessed with "Behind Drywall" Flange Rough Opening Size=24 &frac12;" wide x 24 &frac12;" high";" Material: .080 aluminum extrusion with 5/8 drywall inserted into door panel, Finish: Mill Finish Lock / latch: Concealed Touch Latches Hinge: Spring loaded hinge pin allows door panel to open to 90 degrees, and also allows for door panel to be removed from frame. Safety chain installed on door & frame for safety Flange: Flange is recessed to provide similar edge to drywall bead to allow for finishing of wall or ceiling surface