They must be inspected cleaned annually by a professional gas technician.
Ventless gas fireplace safety.
Technically ventless gas fireplaces are safe but you will find just as much resistance to them as you will find supporters.
Supporters of ventless fireplaces will tell you there are also risks involved with vented fireplaces such as creosote buildup.
The log s are out of place and are impinging the flames.
For instance all gas fireplaces.
By contrast vented gas fireplaces which create a dangerously high amount of combustion vent to the outside.
Vent free gas fireplace units have also been known to emit water vapor over time.
For starters you may start to see your wall paper peel.
Ventless gas fireplace safety features that said these gas fireplaces do have several safety features that work to prevent potential issues with carbon monoxide.
The unit hasn t been serviced annually since you purchased it.
Vent fee gas logs are not maintenance free.
Ventless gas fireplaces are deemed to operate within the range of safety for cycling combusted gasses back into the home s interior.
There s basically 4 reasons a vent free gas fireplace will produce soot like you described.
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.