Installation of Emergency Vision Assurance System (EVAS) in accordance with FAA Approved Vision Safe Corporation Master Drawing List Number 144, Revision “C” dated June 9, 1999, or later FAA Approved Revisions. Vision Safe Corporation Airplane Flight Manua
Limitations: This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.
Conditions: n/a

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EVAS® is a self-contained system that includes a battery powered blower which draws smokey air in through a filter, filtering out the visible particles, and out to a flexible air duct which is connected to an inflatable transparent envelope, called the Inflatable Vision Unit (IVU).