"Steve" wrote in
news:d85f2b8e06b5e60522e844678a21545e@homerepairli ve.com:

I have to cut two roof openings for each bathroom but the distance
from the fan to the roof is less than 4'. Will flexible vent work and
if so does it need to be insulated to prevent moisture? thanks


Can't run it to the gable for some reason?