Seats are installed via a track system present on the floor. Seats are part of what’s called BFE, and a flexible track system means you’re not drilling holes in the floor.
Limited loads could be secured in the passenger cabin using the same tracks. Whether or not that actually makes economic sense is a different discussion.
Limited loads could be secured in the passenger cabin using the same tracks. Whether or not that actually makes economic sense is a different discussion.
You can see this in action here: https://www.reddit.com/r/aviation/comments/8scjkk/ever_wonde...