Q&A How efficient are gas logs?

QandA Posted By QandA, Nov 16, 2007 at 4:10 AM

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  1. QandA

    QandA
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    Nov 27, 2012
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    Question:

    What percent of heat do you get from vent free when damper is closed Vs. partially vented , depending on brand and damper position Vs. vented?



    Answer:

    vent free - 90%
    partially vented - 10-40% efficient
    vented? 0-15% Efficient
     
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