Undergarments for different temperatures

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Cheizz

Contributor
Messages
603
Reaction score
639
Location
Netherlands
# of dives
25 - 49
I am getting a trilaminate drysuit for water temperatures between 0 C and 20 C (that's the Netherlands for ya). For the colder temperatures, I already got a nice warm undersuit. All set there. The same goes for the base layer: all set there.

For the 10-15 C temperatures (roughly), I am looking at a 200-gram undersuit. For higher temperatures (15-20 C), I am looking at an 85-gram undersuit. I can get them at very nice prices, that is not the thing.

Does this seem plausible? Or am I overdoing it? Could I get away with just the base layer in the trilaminate suit at 15-20 C waters? I don't run that cold, typically.
Or should I seek out a 150-gram suit to cover a wider range for that temperate to warmer temperatures?
 
You ask many questions but do not ask duration. I (mostly) wear a Halo3D or HaloAR or 400g undergarment in 22°C temperature and the same in 2°C. Are you going for thirty minute putz around dives? Sure, a 200 or 250 would be adequate in the 10-15 range for some people.
 
Ah I am sorry. 45-minute dives. Sometimes closer to 30-35 minutes, sometimes closer to 50-60 minutes. I understand how that factors in.
 
I have something similar to your setup, and the warmest I’ve dived dry was Red Sea at around 20C. For me, a 100g undersuit was perfect, with just a t-shirt under. I think just base layers would be too little for the 15-20C range.

(My other suits are a 200g Mola Mola and a 300g Waterproof for this time of year, but I need double merino layers underneath it and still get quite cold. Looking into the heated undersuit situation, seriously, for next winter…)
 
At 5C -- 400gm Thinsulate undergarment and dry gloves (40 to 60 minutes)

At 10C -- 400gm Thinsulate undergarment (40 to 60 minutes)

At 20C -- heavy long underwear that I bought for skiing (40 to 200 minutes)
 
Sorry to sidetrack... Is there a way to tell the XXX g? I'm wondering how 4th Element Xerotherm and Arctic would be on that scale. I'm ok in the Xerotherm (+wicking layer) down to 15 C for 45 min.
 
Sorry to sidetrack... Is there a way to tell the XXX g? I'm wondering how 4th Element Xerotherm and Arctic would be on that scale. I'm ok in the Xerotherm (+wicking layer) down to 15 C for 45 min.
Seriously? That sounds awful. I can't even wear my xerotherms in 72F water.
They aren't the same for a direct comparison as 4E doesn't use thinsulate, they have their own insulation.
Roughly their Halo would match up to a 400 gram, arctic to a 200 and xero to a 100.
I personally find the Halo much warmer than a comparable 400 gram from anybody else.
 
I am getting a trilaminate drysuit for water temperatures between 0 C and 20 C (that's the Netherlands for ya). For the colder temperatures, I already got a nice warm undersuit. All set there. The same goes for the base layer: all set there.

For the 10-15 C temperatures (roughly), I am looking at a 200-gram undersuit. For higher temperatures (15-20 C), I am looking at an 85-gram undersuit. I can get them at very nice prices, that is not the thing.

Does this seem plausible? Or am I overdoing it? Could I get away with just the base layer in the trilaminate suit at 15-20 C waters? I don't run that cold, typically.
Or should I seek out a 150-gram suit to cover a wider range for that temperate to warmer temperatures?

In 16.6 constant before I lost a lot of weight, it was a fleece sweater, bathing suit and t-shirt. (I didn't run cold then).

Now, it's a 300g and a thin fleece jacket.

I don't see the need to use scuba undergarments for rec. diving - fleece and/or wool pajama-type garments will do the job too, and save you a lot of money.
 
I just picked up one of these. 300G for 50 bucks. I haven't used it yet but it's similar to what I was using in Maine with a CF200. The trilam will won't offer any insulation so maybe a vest under or over. I also have a vest, 150 and 250 coming with my Seaskin drysuit in a couple months.

2022 Gul Recore Radiation Drysuit Undersuit GM0283-B8 - Charcoal - GM0283-B3{3}160
 
I just picked up one of these. 300G for 50 bucks. I haven't used it yet but it's similar to what I was using in Maine with a CF200. The trilam will won't offer any insulation so maybe a vest under or over. I also have a vest, 150 and 250 coming with my Seaskin drysuit in a couple months.

2022 Gul Recore Radiation Drysuit Undersuit GM0283-B8 - Charcoal - GM0283-B3{3}160
Have you used the undergarment yet? at $50 im considering it and wanted to get some insight from you before i pull the trigger and try it.
 
https://www.shearwater.com/products/teric/

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