Hi Tom
Which Catalytic heater do you have??

Jonce
>One thing I learned during my heating experiments in the last 2 weeks is that
>my Coleman catalytic produces 0 CO (on the digi display) as
>monitored by the CO
>alarm I have in the van.  I know it works as the engine can set it off when I
>have the engine cover off when I'm working on it and it's running.
>
>I was quite happy to discover that.  It's still a very good idea to
>have decent
>ventilation when using one as running out of oxygen is kinda bad.
>
>tom
>
>On 30 Oct 2013 at 23:40, Karl Mullendore wrote:
>
> > This question comes up every year. Three basic options (well, truly safe
> > options), from low to high in price, with my observations:
> > 1) Atwood, been around forever, 75% efficiency = 9000 btu.
> Probably find one
> > for $300-400. Does the job but doesn't fit so well in the stock
> Westy cabinets
> > 2) Propex, been around a long time also, and continuously improved, 93%
> > efficiency = 6500/9700 btu depending on model. Half or less of the physical
> > size of the Atwood. $735-840.
> > 3) Espar and Webasto gas/diesel heaters - well established design, multiple
> > speeds and heater levels, efficiency good, half the size of a Propex, but
> > 1.5 to 2 times the price. Yearly maintenance required, which the propane
> > heaters usually do not.
> > I've had vans with all of the above and all served the purpose. My favorite
> > is the Espar diesel version as I usually install these in my
> personal diesel
> > Syncros.
> > What I wouldn't use is a catalytic or other non-vented heater.
> Sleeping bags
> > are much cheaper. I'd sooner build a tiny wood stove. :-)
> > Karl
>
>-----------------------------------------
>Tom Ring K0TAR EN34hx
>
>Never attribute to engineers that into which politicians, lawyers,
>accountants, and marketeers have poked their fingers.
>-----------------------------------------