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7130Re: [Hammock Camping] Open vs. Closed Cell Pads

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  • zippydooda
    Oct 26, 2004
      I think Ralph was saying to use the open cell under the hammock,
      rather than in the hammock, for the reason that you mentioned.

      Bill in Houston

      --- In hammockcamping@yahoogroups.com, "Dave Womble" <dpwomble@y...>
      > --- In hammockcamping@yahoogroups.com, Ralph Oborn
      > wrote:
      > > I think the consensus is for hammocking use open cell if you can
      > keep it dry.
      > >
      > Ralph,
      > That's not what I would have thought. I thought most hammockers
      > closed cell foam pads because the pads typically support all or
      > of the occupants weight and that open cell foam pads would be
      > compressed too much to provide significant insulation. Exceptions
      > this are self inflating pads that use open cell foam but also trap
      > air to keep you from completely compressing the foam and the under-
      > hammock approach that Hennessy has recently employed which also
      > positions the open cell foam in a way that attempts to keep you
      > significantly compressing it.
      > All compressable under-hammock insulation has a fit issue, in that
      > it is too tight you compress some/all of the insulation and don't
      > much insulation from it and if it is too loose you get some
      > convection heat transfer because of the air gaps that limits the
      > insulation you can get from your conductive insulating layer.
      > Youngblood
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