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15558Re: Buying from Wally world

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  • Matthew
    Aug 28, 2006
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      Great post Jeff. Very well described and extremely informative. Oh,
      and yeah, I've learned to ignore the funny looks in the fabric
      section also. :)


      --- In hammockcamping@yahoogroups.com, "Jeff" <jwj32542@...> wrote:
      > What you'll find at Walmart...
      > You kinda have to guess at the weights, but it'll come to you.
      > Search the archives...this topic comes up regularly.
      > Ripstop simply refers to the pattern of squares in the nylon. The
      > squares are made from thicker threads that function to...you
      > it...stop rips before they get too big. Ripstop may or may not
      > a treatment on it, frays very easily, and you can easily blow
      > through it (and so can the wind). It's great for summer hammocks
      > and isn't water resistant at all.
      > Durable Water Repellent (DWR) is a treatment added to ripstop
      > (and other fabrics). It'll usually be shiny, feel slippier, and
      > pretty hard to blow through. It'll still fray. Depending on the
      > treatment, it can be very water resistant or not really resistant
      > all. It is breathable, but how breathable depends on the fabric
      > weight and treatment. Lots of folks prefer DWR for hammocks,
      > windsuits, stuff sacks, quilt and sleeping bag shells, etc.
      > Silnylon is very slippery, hardly frays at all when new, and you
      > can't blow through it. It's not breathable so condensation can be
      > an issue with certain uses (rain gear, hammocks). It's waterproof
      > to a certain water pressure depending on fabric weight and
      > thickness. Sil is good for tarps, stuff sacks, snakeskins,
      > etc. Not many hammock models are made from non-breathable
      > like silnylon.
      > Weights given are usually for the fabric before any treatment is
      > applied, so 1.1 oz silnylon may actually weigh ~1.3 oz per square
      > yard. I've found LOTS of 1.9 oz untreated ripstop, quite a bit of
      > 1.1 oz DWR (mostly gray/silver), and a bit of 1.9 oz silnylon.
      > What kind of HH model do you have? Check the HH website for the
      > weight of your fly and use that as a basis for your guesses on
      > Walmart's fabric. Or drop the $4 on a sample pack from owfinc.com
      > so you'll know for sure.
      > Sooo...ripstop describes the fabric itself, DWR and sil are
      > treatments added to the ripstop, and the ladies there will
      > have no idea what the differences are. And don't mind the funny
      > looks you'll get for being a guy who ACTUALLY shops in the fabric
      > section. :p
      > Jeff
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