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brian fitzmartin
(brianfitz) - F

Locale: philadelphia PA
mylar bivy ? on 12/08/2007 10:29:49 MST Print View

can a mylar bivy (the cheap $3 ones)be used as a vapor barrier . my understanding is that a vapor barrier contain you sweat so your down dosn't get wet. am i correct or not. can't see sending $100 or so on some thing i'll use a few times a year
Michael Martin
(MikeMartin) - BPL Staff - MLife

Locale: North Idaho
Re: mylar bivy ? on 12/08/2007 11:50:59 MST Print View

It works great, but it's noisy and fragile... :-(

-Mike
Vick Hines
(vickrhines) - F

Locale: Central Texas
Re: mylar bivy ? on 12/28/2007 19:39:43 MST Print View

Yep. Just like any plastic. Mylar is really noisy. One mil (or thinner) polyethylene drop cloth is not. Mylar is aluminized to reflect radiant heat. This makes very little difference in the real world.

Edited by vickrhines on 12/28/2007 19:40:22 MST.