Larry,
    The bottle reads this:
Prestone Scientifically Purified Water

Deionized & Deminalized To help-
Extend the life of your coolant/antifreeze
Prevent hard water deposits/scale formation
Reduce corrosion rate of cooling system parts

Jason M. Yasment

----- Original Message -----
From: L&A Johnson <larry_avery.johnson@sympatico.ca>
To: Jason M. Yasment <vanagon@NYCAP.RR.COM>; vanagon
<vanagon@gerry.vanagon.com>
Sent: Friday, August 06, 1999 1:02 PM
Subject: Re: [vanagon] JB weld repaired heads

> Jason, "demineralized" water or "distilled" water is what you want. The
> "purified" water may still be loaded with calcium and phosphates. Larry
>
> "Jason M. Yasment" wrote:
>
> > I went to a "Dollar Store" the other day and the had Prestone Purified
> > water, 3 gals for $1.  That mixed with the Prestone 5/150 phosphate free
> > "Orange Stuff" is what is going to my camper here in the next few weeks.
At
> > the same time I'll swap the thermostat, #2 Coolant Sensor, Rear Heater
Core
> > and the hoses that connect to it.
>
>