I have Farr 1020
A couple of years ago I to remove the front runner from the boat, finished up with plywood liner and a glue mess,.
I then preceded to make panels that spanned across the full cabin ceiling and have them covered in vynal. This finished up a really nice job.
The process
1/ I set out the panels to suit the width of the vynal and the position of any posts, or hatches, I started from the galley posts working forward, also to suit sheet of plywood, in this case they finish up approximately 550mm wide,
2/ Having clean up the ceiling as best I could,
3/