This is simply not true.
Should glass doors be closed on a firepace.
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.
This will help you save on heating and cooling costs.
Ceramic glass is designed to withstand temperatures up to about 1400 degrees.
Some common myths about fireplace doors.
The glass can shatter sending hot shards of glass into the room.
Fireplace dampers typically don t fully seal and so doors on a fireplace can help further reduce the loss of air up a chimney when used in conjunction with a damper.
Closing your glass doors when you re not burning a fire in the hearth will actually prevent this from happening.
The better the airflow is the better and longer your fire will burn.
Always keep your fireplace doors open while a fire is burning.
Studies have shown that leaving glass doors closed when the fireplace isn t being used can provide the greatest heat savings.
1 you will shatter your glass doors.
Closing the doors will stifle the fire not keep it going.
Typical fireplaces reach temperatures between 500 and 1200 degrees.
Keeping my fireplace doors closed will make my fire burn longer.
3 really good reasons to not burn a fire with your doors closed.
Standard tempered glass is made to withstand temperature up to about 450 degrees.
That is why we do not recommend closing the glass doors on a fireplace while there is a fire.
A fireplace uses tempered glass that is resistant to physical shock.
When you use your fireplace it is best to leave the glass doors open while the fire burns.
2 it is not safe.