tyvek availability ?

I am trying to find some tyvek as a ground sheet for my nallo 2 .Can some one give me some clues ,or have some for sale? By the way does any one know what it weighs per square metre ? thankyou.
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lightfantastic wrote: By the way does any one know what it weighs per square metre ? thankyou.
jose wrote:Hello HitchHiking.
I like the sound of the Soft structure 1443r Tyvek. Is that difficult to source? if you bought some recently, did you have to buy a whole roll of it?
jose wrote:Thank you HitchHiker.
It looks like great stuff for making into a pack cover as well as other lightweight gear. I'll check it out.