rifleman said:But in its favour there's no membrane to delaminate
This is hardly unique to ventile though. Coatings such as Lowe's popular Triplepoint Ceramic won't
delaminate (by definition they can't, since they're not laminates).
Quoted message said:far far less impervious to UV radiation than a synthetic material.
But note that not all synthetics suffer from UV as much as nylon. Polyester is far more stable under
UV, and used in some jacket shells.
Quoted message said:much easier (in my view) to repair.
Depends to what extent you want to repair it... Puncture in a synthetic shell, stick a bit of
spinnaker tape on it, job done, total time a few seconds. You can get formal goretex patches for a
better job, but again it's just an iron-on job and very easy. If the damage will require needlework
ventile is probably ahead.
Quoted message said:A good double layer ventile jacket should, if accidental damage is discounted, last for many,
many years, far longer than any jacket made with synthetic material.
My big TPC waterproof is now 8 years old and fine, with no sign of flagging, damage or needing
replacement. How many is "many, many"? A ventile one will probably last longer still, but the cost
differential is now such that it will need to to remain value for money, and the freezing after
getting wet and extra weight problems remain. I don't think they've been bypassed by modern
synthetics but unless you're traipsing about in places where the rain falls as snow every time
they're not head and shoulders above them either.
Pete.
--
Peter Clinch University of Dundee Tel 44 1382 660111 ext. 33637 Medical Physics, Ninewells Hospital
Fax 44 1382 640177 Dundee DD1 9SY Scotland UK net [email hidden]
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