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A direct-vent sealed-combustion fireplace takes its combustion air directly from outside through a dedicated air inlet and vents combustion products directly outside | Building America Solution Center
![furnace - How can I avoid cold rooms due to combustion air intake? - Home Improvement Stack Exchange furnace - How can I avoid cold rooms due to combustion air intake? - Home Improvement Stack Exchange](https://i.stack.imgur.com/6RcAM.png)
furnace - How can I avoid cold rooms due to combustion air intake? - Home Improvement Stack Exchange
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