Q&A How efficient are gas logs?

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QandA

New Member
Staff member
Nov 27, 2012
0
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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