jabley at isc.org
Wed Nov 5 17:42:15 UTC 2003
On 5 Nov 2003, at 11:22, Neil J. McRae wrote:
>> google search for "air to air heat exchanger" - there are many
>> companies that make products that do exactly what you want.
> I'd be interested to see if these actually save any money. I'd
> guess that the cost of moving the air around is going to be a factor.
Seems to me that you have to move air regardless of what you use to
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