This 14 gauge galvannealed Surf Access Door are designed for installation on drywall, masonry or thin coat plaster. The door is attached to the one piece frame with a continuous piano hinge that allows a 175 degree opening. It is fitted with a latch that is screwdriver operated and has corners rounded for safety. 1/4” (6) diam. holes are pre-drilled at each corner of the frame for anchoring to wall framing. This door is available in square configurations only from 8” (200) sq. to 24” (610) sq. and is delivered primed and ready-to-paint.