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by maxerickson 3676 days ago
This article has a nice diagram and some explanation:

http://www.buildings.com/article-details/articleid/5757/titl...

In the discussed example, the water cooled system uses ~1/2 the energy of the air cooled system.

1 comments

In CA, swamp coolers can be really great - http://www.homedepot.com/b/Heating-Venting-Cooling-Air-Condi...

I used one when I worked with a friend in LA on a car restoration project. They can generate a LOT of cooling very quickly as long as it is dry outside.

It's funny they show the northern Midwest in the maybe zone. When it is hot here, it is usually also quite humid.