Has anyone tried using Tyvek, or similar products instead of plastic? They
let water vapor through, but not liquid. Would assume it not to be good
unless the vapor could only go one-way. Anyone know?

john

> Of course I realised the problem with the vapour barrier, ie
> trapping moisture. I have checked (last year), and all is dry. Will check
> again this year when I replace the fridge cooling fin fan.