Good point Jean about the fridge vent but if that was the case all those of us who fridge vents into the awning would have condensation, and mine does and I didn't, my mates does and he did, baffled!
Oh and the supposed norovirus turned out to be a burst appendix, operated on on Friday, home on Sunday. Getting better slowly but no trips away to test awning or lining for a few weeks.
------------- 73 going on 25
Beauty is in the eye of the beerholder