Different jobs
A pass-through keeps the counter and transfers items; French doors create a walk-through opening.
Space planning
French doors need swing and floor circulation. Pass-through windows need counter, reach and sash or panel clearance.
Structure and finish
Both can require opening changes, waterproofing and exterior finish repair depending on the existing wall.
Use them together
Many outdoor kitchens combine a service window with a separate door for people and larger items.
Turn the guide into a real opening schedule.
Keep every dimension, option, pressure, document, and delivery note connected to the same opening ID.
Start the configurationQuestions about this topic
Can a pass-through window replace a patio door?
It can replace the visual connection and service path, but it does not provide ordinary walking access or egress unless the overall design supplies it elsewhere.
