What Undergarment for DIR?

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What happens when your suit floods? What happens when your suit floods in xF water and you have a y minute deco to complete? THAT is the real question when you go looking at undies.
 
I found an Andies ST1000 for $190. I went ahead and bought it. It may only be 100g or thinsulate though.

Here is a link to the undergarment. It sounds like it will be similar to my suit I have now in that it is very form fitting and streeeeeetchy. "It retains 80% of its insulating properties when saturated".

http://www.andysdrysuit.com/undies.htm

If anyone has this undergarment..... do post.
 
BlueDolphin:
I found an Andies ST1000 for $190. I went ahead and bought it. It may only be 100g or thinsulate though.

Here is a link to the undergarment. It sounds like it will be similar to my suit I have now in that it is very form fitting and streeeeeetchy. "It retains 80% of its insulating properties when saturated".

http://www.andysdrysuit.com/undies.htm

If anyone has this undergarment..... do post.
Those Andy's look like some nice garments...
 
Yea.... they do don't they? The price was right too. I just need to find out if I purchased their "100wt or the 200wt".
 
espantoon:
...or the dreaded "bananna hammock"?

Gross guys, get back on topic here! Geez who started this?:05:
 
uh, gi3 in that video...
 
Anyone who thinks fleece is sufficient has not had one flood on them. They may be sufficient for no-deco diving in water that isn't that cold (cue the guy in the corner screaming "I wear fleece in cold water and I stay warm!" who thinks mild hypothermia is OK even though they will swear up and down they actually stay warm with fleece in 32 degree water whereas in reality they are mildly hypothermic and would be seriously hypothermic in the event of a flood), but DIR isn't about what you can get away with when rec diving. It's about using the best tool for the job, and Thinsulate is the best tool for drysuit undergarments.

Fleece is COLD COLD COLD when soaked. And it gets soaked. Thinsulate does not. Even underwater, Thinsulate lets in very little water.
 
Keep in mind that DUI uses 3m 400G Boot thinsulate for its C4 suits.

http://cms.3m.com/cms/US/en/2-147/crzurFB/view.jhtml

I have a DUI 200G (kept me warm), a DUI 400G (need to get it altered, have had it since May and haven't used it yet), a Bare something or another (kept me warm), and am currently using a DC TPS Thinsulate Extreme which keeps me toasty even when I get a bit wet.

Interesting to note, a buddy and I spent a long time in the water doing drills earlier this year. I felt comfy getting out of the water, and she felt cold. I had my 200G on and she had her 400G on. Someone at the beach was doing a study, and asked if they could take our temperature. She was normal, and I was 2 degrees (F) below.

Hypothermia creeps up on ya.

Mark
 
pants! hit the nail on the head....

Up until about 4 weeks ago I was using DUI Polartech fleece with polypro undies for insulation under my OS Systems drysuit. I was at Dutch Springs for Fundies in 50*F-60*F water. On dive 1 of day 2, as we were gearing up at the platform, I noticed a little water had trickled into my suit. I figured I had just torqued my wrist the wrong way or something and continued with the dive as normal. Everything seemed to go fine (except my skills stink - nothing new :D), but at the end of the dive my buddy and Bob Sherwood both rushed over to me and inflated my wing at the surface.

I got out of the water, took my gear off, and when I stripped my drysuit off, I was soaked from head to toe and I had completely flooded the suit. Right at the end of the dive, as we were doing our ascent drill, I guess I was fluctuating wildly in the water column (well, more than normal :D). I had gone hypothermic and wasn't really aware of my surroundings. I'm just glad I had 3 other divers around me who had the where-with-all to diagnose my condition and help me out.

That being said, I've not done another dive in that undergarment, and I've purchased a set of DUI C400 undies that will now serve as my insulation of choice. I had worn that fleece/polypro combination in waters as cold as 34*F, but I was darn lucky never to have an issue.

People are going to do what they want to, but after that last dive at Dutch, I'm a convert, nothing but Thinsulate from now on....
 
https://www.shearwater.com/products/perdix-ai/
http://cavediveflorida.com/Rum_House.htm

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