General construction, the door are nailed to the studs then the sheeting installed. Doors installation requires a procedural work pattern and systematic arrangements. Do the necessary work required for the installation and don't forget to do the interior seal and sealing the door to the exterior wall cladding. Insert a foam screw cover (provided) into each installation screw hole in the jambs. Install into the sill of the sliding door. Place one clip at each end and place one clip centered at each fixed meeting rail. If looking for some more option use this link, to get more information about windows in details.