Rob, I don't know where "out here" is, but in my neck o' the prairie, it gets down to around 0 F on occasion, and regularly to around 10 F in winter.

I found the rear heater to be more a space hog than a help with interior temperature.  Like I said, I dress warmly in winter.  DMc

---- Rob <becida@COMCAST.NET> wrote:
> I use my rear heater every winter, out here it gets down to the low
> 20's on occasion and the rear heater is great! By the time I've gone
> 4 miles the rear heater has warmed up the whole van.
> The only time I use the front blower is for defrost if I need it done
> before I start driving.
>
> Rob
> becida@comcast.net
>
> At  8/28/2010 03:32 PM, Dave Mcneely wrote:
> >---- Scott Daniel - Turbovans <scottdaniel@TURBOVANS.COM> wrote:
> >
> > > there are several things in vanagons that some vanagon owners don't know
> > > about.
> > > the oil filler extension is one.
> > > rear heater valve is another.
> >
> >Well, I know about the rear heater valve in mine -- or more
> >accurately, I know that there isn't one -- rear heater that is.  I
> >took it out, and ran the coolant hoses right past it, though I did
> >use barbs so that a future owner, if any, would be set up to refit
> >the heater.  I guess If I camped in brutal winter conditions, I'd
> >want heat back there going and coming, but heat up front is enough
> >for me -- I dress warmly in winter, anyway.
> >
> >DMc

--
David McNeely