How does a ventless gas fireplace work. 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. Fresh air in hot air out. They may also be placed in the center of the room and vented through the roof.
As with its wood burning counterpart the gas insert has its own flue that snakes up the masonry chimney. We sell install and service vented ventless gas fireplaces. This fireplace does emit a very small amount of combustion by products.
A ventless gas fireplace works on a fairly simple principle. Vented gas fireplaces vented gas fireplaces are vented through a pipe directly out the wall of the home much like a dryer vent. Most ventless fireplaces are powered by natural gas propane electricity or alcohol based gels.
While ventless fireplaces may heat more efficiently the units require good ventilation. 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. Yeager charges around 900 for a ventless gas fireplace installation that includes gas logs which typically cost between 200 and 300 if purchased separately.
Newer models may have a convenient automatic ignition feature as well as an automatic thermostat to help control the heat output. Ventless gas heaters are room heating furnaces that do not vent air to the outside of the house. The others would like to do it he told me but they dont have the money for it yet.
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. Gas logs for vented fireplaces cost 1200 to 1400 he says.
They work similar to their vented counterparts except the way the air exchange works. 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. A natural gas or lp ventless fireplace is a great option for those who may have gas or lp readily available.
You can also buy a gas fireplace insert that fits into a traditional fireplace hearth and boost its energy efficiency.