Should Fireplace Glass Doors Be Open Or Closed

Tempered glass fireplace doors should remain open when a fire is burning.

Should fireplace glass doors be open or closed.

Your fireplace isn t a woodstove. A fireplace uses tempered glass that is resistant to physical shock. And fireplace doors that are too small will leave too big of a gap. If you crack the doors open partially it can draw fumes and heat into the space.

The old adage of measure twice cut once is especially true when it comes the fireplace doors. At chimney safety institute of america we commonly get asked about whether homeowners should leave the glass doors on their fireplace open or closed. Masonry manufactured doors are made with tempered glass. A wood stove uses a pyro ceramic glass that is resistant to thermal shock.

Keep your doors open like this ez door steel shown to the right. Without direct combustion air into the firebox area glass doors need to be in the open position during your fire. Doors can only be closed if there is no fire burning. If you close the doors the flames pull towards the glass where it can impinge and shatter the glass.

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. 3 really good reasons to not burn a fire with your doors closed 1 you will shatter your glass doors. Fireplace doors should always be kept open while a fire is burning. The answer is always open.

Keep in mind the glass used with a wood stove is different from that used with a fireplace. Always use a metal mesh spark screen and close it after tinkering or adding more firewood. It s recommended that glass doors on a wood burning fireplace are left open during a fire. If the doors are too big they won t fit in the opening.

Should wood burning fireplace glass doors be open or closed. Keeping the doors open allows sufficient airflow to ensure complete combustion and to minimize the. Fireplace doors are filed in the back of your mind especially when redesigning you home or the room where you fireplace lives. Burning with the doors closed makes for a smokier fire a dirty chimney and more air pollution.

When you use your fireplace it is best to leave the glass doors open while the fire burns. That is why we do not recommend closing the glass doors on a fireplace while there is a fire. It is still an open hearth fireplace which is susceptible to aerodynamics. Doors on a fireplace that use tempered glass are more susceptible to shatter due to high temperatures from a fire and so it s recommended to always keep fireplace doors open when having a fire.

Tempered glass that comes standard on most fireplace doors will shatter once it reaches temperatures of 450 degrees. When a fire is burning your fireplace can reach temperatures up to 1200 degrees. Even if this doesn t happen it can severely distort the flames.