How does a ventless gas fireplace work. As with its wood burning counterpart the gas insert has its own flue that snakes up the masonry chimney. They work similar to their vented counterparts except the way the air exchange works. A ventless gas fireplace works on a fairly simple principle.
Most ventless fireplaces are powered by natural gas propane electricity or alcohol based gels. Newer models may have a convenient automatic ignition feature as well as an automatic thermostat to help control the heat output. A natural gas or lp ventless fireplace is a great option for those who may have gas or lp readily available.
This fireplace does emit a very small amount of combustion by products. Yeager charges around 900 for a ventless gas fireplace installation that includes gas logs which typically cost between 200 and 300 if purchased separately. Instead the oxygen that is needed to fuel the combustion process for heat is taken from the air inside of the room in which the unit is placed and the resulting heat is vented back out directly from the unit.
We advise our customers to not choose a ventless gas fireplace if they have respiratory issues. A large open space such as a great room should handle a ventless gaspropane fireplace with a 25000 btu or higher output akin to the heat output from a sealed and vented gas fireplace. For smaller rooms such as a bedroom or bathroom ventless gas or propane fueled fireplaces can be sized down to 5000 btus.
Fresh air in hot air out. We sell install and service vented ventless gas fireplaces. In short gas fireplaces allow less fuel to create more heat.
They may also be placed in the center of the room and vented through the roof. Gas fireplaces can be broadly categorized into two different types. While ventless fireplaces may heat more efficiently the units require good ventilation.
Bumpers wrote that theyve done about 40 estimates to replace ventless gas fireplaces with direct vent models so far this season and replaced about 10. When installed the fire is adjusted to burn at optimum efficiency minimizing the production of harmful carbon monoxide gas and moisture to a safe level that can be vented into the home. Gas logs for vented fireplaces cost 1200 to 1400 he says.
Vented gas fireplaces vented gas fireplaces are vented through a pipe directly out the wall of the home much like a dryer vent.