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Posted by Reyesuela on January 22, 2009 at 19:47:51:
In Reply to: Re: Do high efficiency boilers make sense for baseboard? posted by HeatPro on May 08, 2008 at 10:51:46:
: Now there lies the important answer. How do contractors explain a 20% improvement over 84% AFUE? - that is 104%.
Actually, it'd be 84%*1.20=100.8%. Equally impossible.
The best you can hope for is 10%. That'd be about 92% AFUE.