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[Closed] Pertex shield jacket wet on the inside?

 hora
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[#6881041]

Sub zero this morning and to help give me abit more warmth (and as rain was expected later in the morning) I wore my waterproof over my skin200 merino top. It was very wet on the inside of the jacket post ride- the same on a previous ride when it did rain.

I'm not a epic sweater either

Ideas?!


 
Posted : 22/02/2015 3:16 pm
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It's called condensation.


 
Posted : 22/02/2015 3:19 pm
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Nowhere to wick the moisture too, simples, better off with another base layer or similar if its cold rather than a waterproof


 
Posted : 22/02/2015 3:19 pm
 hora
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My Army DPM never got this ๐Ÿ™


 
Posted : 22/02/2015 3:20 pm
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I'm not a epic sweater either

[b]They[/b], never think they are.

Well done for making an effort on your new frame .


 
Posted : 22/02/2015 3:22 pm
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Pertex Shield's not very breathable.


 
Posted : 22/02/2015 3:23 pm
 tomd
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Pertex Shield claims a breathability (MVTR) of 7000. That's pretty low in the scheme of things, eVent for example claims 15000+. It's measured in units of g of water vapour transferred per m^2 per 24hours (under test conditions). So your starting with a less than brilliant fabric*, from a breathability point of view, and under adverse atmospheric conditions with some dirt ground in the breath-ability could be into bin bag territory.

The relative humidity and other factors will impact the mount of water transferred also.

*I have pertex shield jacket, it's been great - very light and durable but breathability isn't the best.


 
Posted : 22/02/2015 3:37 pm
 tomd
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Also Pertex Shield has quite a low waterproof rating so in heavy rain on the bike you might be actually forcing some water through.


 
Posted : 22/02/2015 3:41 pm
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Merino is not great at moving moisture. Its warmer when wet than synthetic but you stay wet for longer


 
Posted : 22/02/2015 6:05 pm
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Merino is not great at moving moisture. Its warmer when wet than synthetic but you stay wet for longer

Glad it not just me then, I hate the stuff for that very reason, always feel clammy in it.

If anybody wants to North Face Merino thermals worn once fo decent money PM me !!


 
Posted : 22/02/2015 6:09 pm
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They're very good for walking or climbing or paddling but with cycling being a high output activity I think synthetic is better next to the skin.
Synthetic vest under thin merino works for me, best of both worlds


 
Posted : 22/02/2015 6:12 pm
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I have worn them for ski and bike, useless for both IMO, much prefer synthetic, Merino irritates me too.


 
Posted : 22/02/2015 6:14 pm
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Merino. If ever there was a case of "the emperors new baselayer..."


 
Posted : 22/02/2015 6:35 pm
 tomd
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Yep IME merino isn't good for high intensity stuff and his heavy even before it gets wet. Like it for easy day walks and riding to work.


 
Posted : 22/02/2015 7:28 pm
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Can't live without my merino socks at work atm. Soaking wet but still not cold feet. I wore a pair of thick synthetic socks one day last week & my feet were freezing cold by the end of the day.


 
Posted : 22/02/2015 8:43 pm
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You wouldn't walk through a muddy field and not expect mud on your boots - why would one expert to exercise and not have perspiration on their clothing ? "Breathable" is relative - if one thinks their going to be 100% dry after a work out their drinking way too much marketing Kool Aid ..


 
Posted : 23/02/2015 8:45 am
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The merino base layers I've used were all a bit densly woven.

Personally I have more luck with cheap merino jumpers, about 3mm thick and a little more fluffy than the Icebreaker fabric. Layer with a tighter weave [t-shirt etc] to keep the wind out and you'll be warm as toast.

Also - Merino doesn't stink like a polyxxxxx.

Rayon is alright too, but really heavy when wet.

If it's going to be wet and cold and you want to be light: yes, synthetic. But I don't want to share a tent with you!


 
Posted : 23/02/2015 10:10 am