Should I Leave Glass Fireplace Doors Open Or Closed

Tempered glass that comes standard on most fireplace doors will shatter once it reaches temperatures of 450 degrees.

Should i leave glass fireplace doors open or closed.

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. If you close the doors the flames pull towards the glass where it can impinge and shatter the glass. If you crack the doors open partially it can draw fumes and heat into the space. Your fireplace isn t a woodstove.

At chimney safety institute of america we commonly get asked about whether homeowners should leave the glass doors on their fireplace open or closed. Hot air rises and when the heat that was generated from the fire finds its way up and out of the chimney it tends to siphon all of the warm air in the room along with it. Always use a metal mesh spark screen and close it after tinkering or adding more firewood. Keep your doors open like this ez door steel shown to the right.

Keep in mind the glass used with a wood stove is different from that used with a fireplace. If you have a blower it helps the heat stay in and the blower blows the heat out. Should you keep your doors open or closed while a fire is burning in your fireplace. Why to keep your doors open.

A wood stove uses a pyro ceramic glass that is resistant to thermal shock. But standing by the fire i d really have to say that when the doors are open more heat is radiating into the room from the fire than going to the. Burning with the doors closed makes for a smokier fire a dirty chimney and more air pollution. That is why we do not recommend closing the glass doors on a fireplace while there is a fire.

When you use your fireplace it is best to leave the glass doors open while the fire burns. When a fire is burning your fireplace can reach temperatures up to 1200 degrees. 99 of the time your fireplace doors should be open when you are burning a fire. A fireplace uses tempered glass that is resistant to physical shock.

Should i keep glass doors open or closed. Keeping the doors open allows sufficient airflow to ensure complete combustion and to minimize the. Closing the glass doors keeps the fire burning longer and slower. It is still an open hearth fireplace which is susceptible to aerodynamics.

Even if this doesn t happen it can severely distort the flames. The answer is always open. I ve heard that keeping the glass doors open while the fire burns is counterproductive as it sucks more inside warm air up the chimney. Opening the glass doors makes the fire burn.

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.