On Fri, Apr 28, 2017 at 5:10 PM, dwight via cctalk
 <cctalk at classiccmp.org> wrote:
  I'll have to give mine a look. I hate that
foam. 
 There seem to be 2 types. One turns to a sticky goo, the other turns to
 dust. I refer to them both as 'Evil Foam'. I have just removed some from
 the drives of an RX01 (the older drives, on the solid cast chassis, have
 foam air filters behind the spindle motors, I think mine were putting more
 dust in than they removed!)
 -tony
  
I wish I knew of a gasket material I could trust to survive. Norprene
is polypropylene based, as opposed to PVC, polyurethane, etc.
Home weather stripping is made from polyurethane.
This is the stuff I'm going to try