Re: Oh Boy, Cold Wars II, winding up!
- I believe that at one time Ed Speer told me that in cold weather
conditions he would take a 4X9' piece of 1 mil thick plastic that
weighed around 3 oz. I recall him mentioning several uses and one of
those was to attach to the outside of his hammock to block heat-
robbing cold wind when needed.
--- In email@example.com, "o123david" <o123david@y...>
> I am trying to make the simplest and lightest hammock possible
> the insulation inside is protected from the wind. If it isn'tsilicon
> protected then I find the wind blows the cold air at least part-way
> into the insulation (even pads) and compromises the insulation.
> A hammock made out of a windproof material would block the wind.
> The problem, of course, is condensation.
> You find two layers of 1.1 oz DWR ripstop works without a
> condensation problem.
> You find that silnylon, such as 1.9 oz ripstop that then has
> added, will cause a condensation problem.has
> Ed recommends spraying something onto the 1.9 oz ripstop of his
> hammock (which I have), but my impression from the experiences he
> described is that this does not work well in strong wind.the
> The impression I am getting is that in order to get good protection
> from the wind I have to have a windproof layer such as polyethylene
> or silnylon or tyvek hanging around the hammock. Then, to prevent
> condensation problem that these materials cause I have to let airclamminess
> come up through the bottom of the hammock and exit, warmed and
> carrying the moisture, out the top.
> I have tried this last method and it appears to work. The
> that I felt should disappear as I hang the hammock in more of a U
> shape and sleep on an angle, permitting more air to come in through
> the bottom.
> Two questions.
> Does it appear that I am interpreting your experiences correctly?
> And do you have any other suggestions?
> Thanks. --David