Why does my fireplace smoke up my house?

Poor draft can cause a fire to quickly die out, or it can cause harmful vapors like carbon monoxide to “back-puff” out of the firebox or flue and into the room as smoke and harmful vapors, like carbon dioxide.

Silky Terrier Dog Breed Playing Aro... Silky Terrier Dog Breed Playing Around

Can fireplace smoke be harmful?

Smoking is bad for your health, even if it smells good. From fine particles (also known as fine particulate matter, or PM2), smoke poses the greatest risk to human life. For example, bronchitis can be caused by inhaling these microscopic particles, which can get into your eyes as well.

Can wood fireplaces cause carbon monoxide?

Carbon monoxide is most commonly inhaled through fuel-burning devices like fireplaces and stoves. CO poisoning is entirely avoidable if people are educated and take appropriate precautions. When fuels like wood, gas, charcoal, kerosene, and oil are burned, carbon monoxide is produced.