Abstract: A door adapted for automated assembly includes a door frame, a first door sheet and a second door sheet. The door frame preferably includes a hinge rail, a strike rail, a top rail, a bottom rail and four corner keys. The hinge rail preferably includes a pair of snap slots formed on opposing sides. The strike rail preferably includes a pair of hook slots formed adjacent opposing sides. The door frame is assembled by inserting corner keys into ends of the hinge rail, strike rail, top rail and bottom rail. Each door sheet includes a J-shaped end formed on one end and a hook end formed on the other end thereof. The hook end is inserted into one of the hook slots and the J-shaped end is pushed into one of the snap slots. The door may then be filled with a foam material.

Abstract: A concealed stall door latch is installed in a sliding stall door. The sliding stall door includes a bar portion disposed on a top thereof. A handle channel is preferably disposed on one side of the bar portion. A single end channel terminates each end of the sliding stall door. The concealed sliding door latch is preferably slidably retained inside the handle channel and the end channel. The concealed sliding door latch includes a latch rod. A handle preferably extends through the handle channel from the latch rod. One end of the latch rod is biased to extend past a perimeter of the sliding stall door. A latch retainer is positioned adjacent the one end of the latch rod. The latch rod is retracted by the handle to allow the sliding door to be moved.

Abstract: The window buck is made of extruded irregular shapes consisting of a combination of cellulose and polymer compounded specifically to be used in connection with building walls of poured concrete. The combination desirably is a mixture of approximately 70% cellulose and approximately 30% polymer. The cellulose is preferably sawdust, and the polymer preferably is polyethylene.