On Wed, 16 Jun 2004 00:06:35 -0400, RB wrote:
Yes. It's pretty common in New Mexico today to have your swampo cooler
tied into the hot air heating system. Of course swamp coolers don't

Did they always have a shutoff damper to prevent the moisture of the swamp
cooler from damaging the furnace?

How well did they work given the smallish ducting of most central heating
systems?