Wear a good N95 breathing mask.The width of the brick and the wall framing will be about twice the width of the sliding glass door frame. Paul recommended positioning it out on the brick. This creates a stable base. This also recesses the door in the opening so it is easier to install...
Type:Wall Coating;Function:Waterproof;Function:Moisture-Proof;Function:Mould-Proof;Function:Smoke-Proof;Function:Fireproof;Function:Soundproof;Function:Sound-Absorbing;Function:Heat Insulation;Function:anti-static;Use:Administration;Use:Commerce;Use:Ente