Removed the peel ply and trimmed the excess fiberglass from the aft heat duct.
Drilled the seatbelt anchor holes out.
Sanded the aft heat duct then cut a hole in the top of the heat duct for the transition piece.
Workshop temperature 20 deg C and 41% humidity.
Mixed 12g resin and 4g hardner with some flox to make a thick batch of flox.
Flox’d the transition piece in place.