>However, for a conduit you are going to need much bigger holes. I wanted to
>put my pitot and static lines in a 3/4" conduit, so that I could replace the
>PVC tube if needed. I asked the factory (Neville) whether any strengthening
>would be required if I used a 3/4" conduit and the answer was 'yes'. Neville
>suggested I added 2 plies of bid in the form of 2" diameter discs before
>drilling the 3/4" holes.
>John Heykoop
IMHO the hard nylon tube, (like Nylaflo or Nyloseal , available from most
compressed air/hydraulics people) is better than the PVC which we know will
harden with age and tend to get leaky.
Graham
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