Additional emergency exit On the A350-1000, an optional type C exit is available between door 3 and door 4. Its purpose is to meet emergency evacuation requirements for certain high density layout configurations
The following A350-1000 cabin and cargo arrangements are used as a reference for the passenger seating configurations, galley, lavatory quantities and sizes only.
Actual cabin and cargo arrangements chosen by airlines may differ within the limits of the aircraft design and airworthiness requirements.