Because they do not rely on an open flue or chimney to operate there is no room for the gases created to go.
Are vent free natural gas logs safe.
There is controversy around vent free gas log fireplaces as people become more concerned about the dangers inherent with such gas powered devices.
They just want to sell you something that s more expensive and inefficient.
The dept of energy rates a vented log set or fireplace as decorative gas appliance.
Vent free is rated as a decorative supplemental gas heating appliance.
In theory a gas fireplace without a vent should be safe because of how propane gas burns and there are no worrisome flames and extreme heat around your kids and pets.
According to industry group vent free gas products association vgpa a patchwork of regulations across the united states from the city level up to the state level controls the legality of vent free fireplaces.
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.
Ventless gas fireplaces safety is a subject of lively debate.
Around 34 percent of states allow these units completely with no restrictions at all.
Vent free gas fireplace units have also been known to emit water vapor over time.
Most vent free gas logs are housed in a firebox.
Are ventless gas fireplaces safe.
Despite what some dealers and websites will tell you.
Vent free gas log sets and fireplaces are totally safe.