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Posted by HeatPro on November 24, 2007 at 16:57:40:
In Reply to: Duel energy steam boiler posted by steve on November 24, 2007 at 15:04:57:
Dual-fuel gas/oil burners are used in commercial boilers. The oil burner requires high-temp chimney, gas can use that same chimney for the power gas burner - that's the way it's done for dual-fuel power burners. The boiler would be made for oil burners with the dual-fuel burner added.
http://www.rielloburners.co.uk/index.php?section=99&page=925