Sliding door assembly for air and water exclusion

A sliding door assembly comprising:

• a bottom sill component having a fixed sill for maintaining a stationary door, and an operable sill outwardly of the fixed sill for positioning a sliding door;
• a fixed meeting stile fixed to the fixed sill and having an outer surface that maintains at least one vertical weather strip gasket;
• a door lock jamb fixed to the fixed sill and the operable sill and having a side surface that maintains at least one vertical weather strip gasket,
• wherein the outer surface of the fixed meeting stile and the side surface of the door lock jamb are positioned in a same plane;
• and
• at least a first horizontal weather bar having a horizontal axis and being distinct from the stationary door and the operable door, the horizontal weather bar comprising:
• an attaching means for engaging the bottom sill component,
• a horizontal member having a first end that engages a portion of the outer surface of the fixed meeting stile, and a second end that engages a portion of the side surface of the door lock jamb, and
• at least one horizontal weather strip gasket,
• wherein the vertical weather strip gasket of the fixed meeting stile, the vertical weather strip gasket of the door lock jamb, and the horizontal weather strip gasket of the first horizontal weather bar form a continuous protective seal.