The complete source for building, designing, and remodeling green homes

Building Science
A Ventless Gas Fireplace Doesn’t Belong in Your Home

Combustion products need to be vented to the outside
Musings of an Energy Nerd
Heating a Tight, Well-Insulated House

For most superinsulated homes, a furnace is overkill
Energy Solutions
Avoid Unvented Gas Heaters

Let me get right to the point: unvented gas (and kerosene) space heaters and fireplaces are a bad idea. Don’t install one.

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