Labels:box | electric heater | person | sky | windowpane OCR: Head of Wall Deflection Systems This course will cover several of the more commonly used systems: Non Proprietary Proprietary Non Fire Rated Fire Rated Note: The propri ietary systerms will be discussed 1t generic terms during this AIA/CES program. Information on each brand name trade name will follow immediately after the learning portion. You will b e given ar opportunity to review ot skip the propri ietary section systerns ediately