Ventless gas logs can achieve a realistic looking fire but the flames often appear blue and may not be as large or as authentic as a vented log set can produce.
Vented vs ventless gas fireplaces.
According to the hearth association ventless fireplaces boast efficiency rates of 99 percent compared to 70 85 percent for vented units.
Basic overview vented gas logs require a fully functional wood burning fireplace and must be burned with the damper open ventless or vent free gas logs can be installed in either a wood burning fireplace or a ventless fireplace that is rated for aftermarket ventless logs and are burned with the damper closed.
Each type of fireplace requires its own type of gas logs to function safely and correctly.
Here s what you need to know to help you decide which type is right for you.
Vented gas fireplaces generally have a more realistic looking flame.
A custom ventless fireplace ranges between 2 500 4 000 versus 5 000 6 000 for a vented unit faust says.
Maintain indoor air quality.
The two main types of gas fireplaces available today are direct vent and ventless.
Ventless logs do not put off these emissions so no chimney or flue is needed and the heat is more likely to stay in your space.
Direct vent fireplaces require a venting system while ventless fireplaces are just that completely vent free.
Ventless fireplaces are more energy efficient than vented fireplaces because no heat escapes up the flue so you ll save money on gas utility bills.
Vent free fireplaces are safer than gas cooking range.
A vented gas fireplace uses more gas to create.
Its spent gasses are not returned to the home.
Vented gas logs require a fully functional wood burning fireplace ventless or vent free gas logs can be installed in either a wood burning fireplace or a ventless fireplace that is rated for aftermarket ventless logs.
Vented gas logs produce carbon monoxide emissions so your fireplace must have a chimney or flue.
More realistic looking flame.
As a result this higher temperature produces a less realistic sometimes blue flame.
Ventless gas logs will produce more heat while vented gas logs will look much more realistic.
By contrast vented gas fireplaces which create a dangerously high amount of combustion vent to the outside.
Ventless fireplaces are 99 efficient safe and ul tested.
Ventless gas fireplaces are deemed to operate within the range of safety for cycling combusted gasses back into the home s interior.
They have to be stacked around the gas outlets to prevent flames from coming into direct contact with the logs.
The way ventless logs are arranged also affects the appearance of the fire.