Glass Doors Open Or Closed On Gas Fireplace

Simple to install in 3 easy steps these fireplace doors give your hearth a warm and inviting ambience and are fully assembled.

Glass doors open or closed on gas fireplace.

It is still an open hearth fireplace which is susceptible to aerodynamics. Fireplace doors must remain fully open while an active fire is present. When the gas logs are in use the chimney damper must be in the full open position allowing 100 of the exhaust carbon dioxide and water to be directed up the flue and out of the house. When using gas logs fire glass or modern gas media the doors must remain fully open at all times while in use.

Operating the fireplace with the doors closed redduces the losses of that heated room air. Glass doors should be fully open when starting a fire and when the fire is burning strongly. The air shutters at the bottom provide a small amount of fresh air for the wood to burn. Ceramic glass doors a masonry fireplace and do not care about any heat coming into your room then it is ok to burn a fire with your glass doors closed.

At chimney safety institute of america we commonly get asked about whether homeowners should leave the glass doors on their fireplace open or closed. First open the flue. The glass doors should be closed as the fire dies down to minimize the amount of room air going up the fireplace chimney. If you close the doors the flames pull towards the glass where it can impinge and shatter the glass.

In the off chance you have. Build a fire with dry seasoned firewood and kindling or fire starter bricks then close the metal mesh screen but leave the glass doors open. The rigid mesh panels located behind the doors add additional safety and should always be closed and glass doors opened when you have a fire going. Closing your glass doors when you re not burning a fire in the hearth will actually prevent this from happening.

In retrospect keeping your fireplace doors closed during the hotter months curtails warm air from entering your living space through the chimney when you re running the a c. All gas logs should be burned with the doors wide open even if a mfr tells you they are approved for closed doors. Even more important is to leave the glass doors closed and the air shutters closed in between uses of the fireplace to minimize the loss of heated room air when the fireplace is not being used. A fireplace uses tempered glass that is resistant to physical shock.

Keep in mind the glass used with a wood stove is different from that used with a fireplace. Ceramic glass doors cost 3 to 4 times as much as standard tempered glass but they are designed to withstand the high heat that fireplaces generate. A wood stove uses a pyro ceramic glass that is resistant to thermal shock. Doors can only be fully closed once the fire has died down to a coal bed.

Because of the damper position requirement the use of masonry fireplace glass doors is required with a vented gas log setup. For wood burning fireplaces some masonry doors can be gasketed for an extra tight seal. When burning gas logs in a wood burning fireplace the glass doors should always be fully open when the gas logs are burning. More product details close.