Posted by Harold Kestenholz - Hydronic Network on September 24, 2001 at 14:58:14:
In Reply to: Steam Boiler Efficiency posted by Nomar on September 24, 2001 at 09:51:26:
There are several listed at:http://www.aceee.org/consumerguide/topgboil.htm
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Comments: : There are several listed at: : http://www.aceee.org/consumerguide/topgboil.htm