Technically ventless gas fireplaces are safe but you will find just as much resistance to them as you will find supporters.
Ventless gas fireplace safety.
Vent free gas fireplace units have also been known to emit water vapor over time.
While water vapor may not be a direct hazard to human beings like carbon monoxide is when a copious amount of damp warm air begins to fill the home some serious damage can be caused.
Supporters of ventless fireplaces will tell you there are also risks involved with vented fireplaces such as creosote buildup.
They must be inspected cleaned annually by a professional gas technician.
For instance all gas fireplaces.
The log s are out of place and are impinging the flames.
By contrast vented gas fireplaces which create a dangerously high amount of combustion vent to the outside.
Ventless gas fireplace safety features that said these gas fireplaces do have several safety features that work to prevent potential issues with carbon monoxide.
Its spent gasses are not returned to the home.
For starters you may start to see your wall paper peel.
Vent fee gas logs are not maintenance free.
The unit hasn t been serviced annually since you purchased it.
Ventless gas fireplaces are deemed to operate within the range of safety for cycling combusted gasses back into the home s interior.