Does a gas fireplace have a damper?

Also know, should the damper be open or closed on a gas fireplace?

The damper should be kept open until all embers are finished burning to prevent smoke from escaping into the home. When the fireplace is not in use, the damper should always be closed. An open damper is like an open window, allowing large amounts of heat from the home to escape.

Also, do you need a flue for a gas fireplace? Ventless fireplaces fueled by gas or propane rely on indoor air for combustion, and they exhaust a low level of their combustion gases into the room in which they're located. A chimney or flue isn't necessary. The risk to your health is a long-standing and ongoing debate.

Also know, do all fireplaces have a damper?

Every Fireplace has a chimney damper. This is a movable plate that sits above the fireplace before the flue. If you pull the lever toward you, generally that will open most of the dampers. When the damper is closed, it helps to keep heated air from going up the chimney.

Can you get carbon monoxide poisoning from a gas fireplace?

YES, GAS FIREPLACES ARE ONE POTENTIAL CAUSE OF CARBON MONOXIDE POISONING. An improperly maintained or ventilated gas fireplace, however, can result in incomplete combustion, creating carbon monoxide, and causing this toxic gas to linger, putting those inside at risk of carbon monoxide poisoning.