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Posted by on February 7, 2007, 11:40 pm
> >> I believe the existing system is undersized anyway, which
> >> is hard on everything...
> >An adequately sized system will run constantly at design temps, shouldn't
be
> >hard on the system though--for instance, here during this time of the
year I
> >try and keep at least one of our heat pumps running all of the time....
> an adequately insulated structure would neither gain or lose btu's and
> would require nothing more than a ERV for adequate heating. cooling
> and ventilation needs.
What happens when you open a door? :-)
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