Now available with allowables data that has been approved by the Federal Aviation Administration (FAA). Gillfab® 4122S is a lightweight and low smoke emission sandwich panel made from woven glass reinforced phenolic facings bonded to meta-aramid honeycomb core. 1 mil white polyvinyl fluoride film can be added on the face side or both sides of the panel. It’s used for aircraft interior applications such as sidewalls, cargo compartments, bulkheads, galley and ceiling panels.