As just about all of us have read here, certain models of WW trailers have defects that have resulted in a number of different problems. To one degree or another, this subject has come up on this for...
Have a 2008 Superlite which has not had any roof problems, at least not yet!! We did have the problem with the flexing tongue and frame "issues". It cost us $4600.00 and 2 trips to SoCal to have fixed but insurance covered almost all. Good luck!