Pentosin NF is g11 which was originally used in the vanagons.  They then went to g12 and now g12+ and g12++.  G11 is not mixable with g12 but supposedly with g12+ and g12++ but flushing is still recommended

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-------- Original message --------
From: Jeff Palmer <w.jeff.palmer@icloud.com>
Date: 4/2/17 7:42 PM (GMT-06:00)
To: steve meassick <stevem@tdhvac.com>
Cc: vanagon@GERRY.VANAGON.COM
Subject: Re: Anti-Freeze opinions

Is Pentosin what the dealer carries or different?

Thanks
Jeff

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> On Apr 2, 2017, at 7:32 PM, steve meassick <stevem@TDHVAC.COM> wrote:
>
> I also use the pentosin.  The local Carquest FLAPS carries it.  It is cheaper through them then to have it shipped.
>
>
>
>
> Sent from my U.S. Cellular� Smartphone
>
>
> -------- Original message --------
> From: David McNeely <davmcneely40@GMAIL.COM>
> Date: 4/2/17 7:17 PM (GMT-06:00)
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Anti-Freeze opinions
>
> I use that blue stuff, too.  At first I thought, wow, that's expensive.
> But, change it every two years, so not so expensive.
>
>> On Sun, Apr 2, 2017 at 4:53 PM, bernie <1234bjs@gmail.com> wrote:
>>
>> My westy likes good old German blue Pentosin mixed
>> 50/50 with distilled water. I like what he likes!
>> We change it every two years.
>> That's just the way we roll.
>>
>> Bernie
>>
>> On Sun, Apr 2, 2017 at 4:33 PM, David McNeely <davmcneely40@gmail.com>
>> wrote:
>>
>>> Why pre-mixed?  Water is cheap, even if you buy the grocery store
>>> distilled.
>>>
>>> So far as any additive you might put in supposedly keeping the coolant
>>> good
>>> forever, I'm skeptical.  chemical reactions do happen over time.  Coolant
>>> is cheaper than any engine.
>>>
>>> On Sun, Apr 2, 2017 at 4:26 PM, Thomas Casal <thomas.casal@gmail.com>
>>> wrote:
>>>
>>>> How do you volks feel about vr12 coolant additive?  It replenishes the
>>>> additives in the antifreeze and maintaines the pH of the coolant if you
>>> use
>>>> it every 6 months according to the manufacturer.  Supposedly you never
>>> have
>>>> to change your coolant again.  I haven't had the balls to try it on my
>>> 2.3l
>>>> gowesty motor so I change the coolant every 2 years.  Peace tom
>>>>
>>>> On Apr 2, 2017 2:44 AM, "Michael Magnani" <mfmagnani@sbcglobal.net>
>>> wrote:
>>>>
>>>>> I'm wondering what Vanagon owners think about the name-brand pre-mixed
>>>>> 50/50 antifreeze sold at the local auto parts stores.
>>>>> I've been using it in my TDI VW's without any problems for many years.
>>>>> Thanks,
>>>>> Mike M
>>>>>
>>>>> Sent from my iPad
>>>>
>>>
>>
>>