As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON ANNUAL INSPECTION DE-ICE BOOTS WERE INFLATED FOR FUNCTIONAL TEST. THE INFLATION RIBS ON THE INBOARD BOOTS AT TRAILING EDGE BOTTOM WERE, FOUND TO BE DELAMINATING TOWARD THE TRAILING EDGE. NEW BOOTS WERE ORDERED AND BOTH SIDES REPLACED.