Answer: Unfortunately, there is no way to convert a ventless fireplace into a vented fireplace. Ventless fireplaces are not designed to have a vent added to them. Your only alternative is to tear out the existing ventless fireplace and replace it with a vented fireplace.
How much does it cost to convert a ventless fireplace to vented?
The intake vent draws fresh air into the fireplace while the exhaust vent safely removes fumes of the combustion (burning) process. You’ll pay $3,500 to $8,000 or more, depending on fireplace quality and the amount of remodeling to be done, to purchase a vented gas fireplace and have it professionally installed.
Can I vent a ventless gas heater?
Ventless gas heaters, however, do not use such a vent; instead, they simply vent the heated combustion exhaust directly into the room in which they are placed, and provide a much more effective heat source as a result.
Is there a way to vent a ventless gas fireplace?
Vent-free fireplaces can be installed without the need for a chimney, piping system, or any external venting that spews the fumes outside of the home. With this ability, you can essentially install a vent-free fireplace anywhere in your home.Does a ventless fireplace produce carbon monoxide?
Ventless fireplaces produce small amounts of nitrous dioxide and carbon monoxide which can be deadly in large doses. … In addition to carbon monoxide, ventless fireplaces also produce a high levels of water vapor. The increased level of water vapor in the home will increase humidity, increasing the risk of mold growth.
Where are ventless fireplaces banned?
Massachusetts, California, and a number of other states in the U.S., as well as Canada and other countries, have outlawed ventless gas fireplaces due to the aforementioned safety concerns.
How long can I run a ventless fireplace?
For one, these ventless fireplaces aren’t meant to be installed in bedrooms or rooms without ample square footage. Guidelines also advise that they shouldn’t be run for too long (typically no more than two hours).
Why does my ventless gas fireplace smell?
In a gas ventless fireplace, oxygen is provided by the air in your home. If that air contains impurities, those impurities are drawn in with the oxygen and can produce odors which are amplified by the flame.What is the difference between vented and ventless gas logs?
Vented and Ventless Gas Logs are a little different. Vented gas logs burn like a real wood fire with a yellow flame that produces smoke. … Ventless (vent-free) gas logs burn cleanly with a lower flame that does not smoke. You can burn them with the damper closed to heat your room.
How do you know if your fireplace is vented or ventless?Turn on the fireplace. If the flames reach above the gas logs and the look like a wood burning fireplace, then the logs must be vented. If the flames are small, an have a blue cast, the fireplace is vent-free.
Article first time published onCan you use a ventless propane heater indoors?
Yes, you can use some propane heaters indoors! There are two types of propane heaters: indoor and outdoor. … Using an outdoor-only propane heater somewhere without serious ventilation can lead to carbon monoxide poisoning. Wall propane heaters are typically vent-free and can be used indoors.
How safe are ventless heaters?
There are safety concerns, and building scientists point out that ventless heaters can damage homes if they’re not sized or used correctly. … Ventless heaters exhaust 100 percent of their combustion products into the house. This means chemicals like carbon monoxide, nitrogen dioxide and water vapor enter the house air.
Are propane ventless heaters safe?
Properly installed and maintained vent free heaters fall into that category of nearly perfect, complete combustion. As long as there is adequate ventilation to the space, these products of combustion are considered natural and non-toxic.
How much carbon monoxide does a ventless fireplace produce?
Conclusion: It is nearly impossible for a ventless fireplace to cause an dangerous (>20,000ppm) level of CO2 concentration in a house, even if left on all the time. However, since no specific level of CO2 concentration affects everyone the same, one person may feel light headed while others are fine.
How does vent free fireplace work?
The ventless fireplace works in a U-shaped path. Oxygen is taken in from the room and typically enters through the bottom of the fireplace. The regulator mixes the air with gas to produce the fire. There’s usually a vent at the top that releases air back into the room.
How many hours can you run a gas fireplace?
In short, you really shouldn’t let a gas fireplace on for too long—specifically more than three hours at a time.
Can you get carbon monoxide poisoning from a gas fireplace?
Yes, gas fireplaces are one potential cause of carbon monoxide poisoning. … An improperly maintained or ventilated gas fireplace can create incomplete combustion, creating carbon monoxide, and causing this toxic gas to linger—putting those inside at risk of carbon monoxide poisoning.
Is it OK to leave the pilot light on in a gas fireplace?
We recommend that you turn off your gas fireplace pilot light seasonally. Turning off your gas fireplace’s pilot light can save a substantial amount of energy and money. It is important to remember that not all gas fireplaces have “standing” pilot light, or, a pilot light that is “always on”.
Is it cheaper to run a gas fireplace or the furnace?
Is it cheaper to run a gas fireplace or a furnace? … A modern furnace is more efficient in turning gas into heat than a gas fireplace. This means that although a furnace costs more to run per hour than a gas fireplace, it turns more of that energy into heat and can warm a whole house rather than a single room.
Can you put a gas fireplace on an inside wall?
Their inner and outer shell construction allows for maximum heat insulation.” As long as you have a natural gas connection or propane availability, you can install a gas fireplace almost anywhere in your home—under a window, in either an outside or inside wall, at wainscot or floor level, in a corner or even in the …
Why are vent-free fireplaces banned in California?
Why are they banned? Many fear that these vent-free fireplaces are unsafe as they do not require any venting. Therefore, all of the gases go straight into the room the fireplace is heating, making the fireplace 99.9% heat efficient.
Can I use vent free gas logs in a vented fireplace?
You can use ventless logs in a vented fireplace. If you do use a vent-free logs, you won’t have to open the damper since these logs don’t require venting. Even though the chimney can remain closed, you will still lose some of the efficiency and heat from using this type of set in a vented fireplace.
Do ventless gas logs require a chimney?
Ventless gas logs are extremely efficient and will provide an exceptional amount of heat for your room. They don’t require a chimney or venting, allowing all of the heat produced to circulate back into the room, rather than escaping up the chimney. Ventless gas logs are designed to achieve a clean, smokeless flame.
Can you use a gas fireplace without logs?
You can use a gas fireplace without logs because the heat source is the burner connected to your gas line. Don’t use wood in your gas fireplace, as they weren’t built for wood to be their fuel source. Instead, use a ceramic log in your fireplace for additional reflective heat.
How do you keep a ventless fireplace from smelling?
Vacuum up pet hair and dust to prevent the smells from concentrating around your fireplace. A room air purifier will also help to clear the air. Also, if you smoke, it’s best to do so outside to prevent residue from accumulating around your fireplace. Plug-in deodorizers and harsh cleaning chemicals should be avoided.
Do all vent-free fireplaces smell?
Ventless logs do in fact produce an unmistakable odor, some more so than others depending on the quality of the brand. There is no way of preventing this, it is simply the nature of burning gas in your home without exhausting the fumes up a chimney.
Do Vented gas logs produce heat?
A vented gas log must be used in a regular fireplace, designed to burn a wood fire. Vent-free gas logs can be used in a regular fireplace or can be used in a prefabricated vent-free firebox that has no chimney. Some vented gas logs will give up to 25,000 BTU’s of heat but most don’t give hardly any heat.
Can a fireplace be both wood and gas?
Gas fireplaces cannot burn any form of wood, whether that’s firewood logs or wood pellets. For example, firewood logs typically used in wood burning fireplaces, wood burning stoves or multi fuel stoves, or wood pellets used in pellet stoves, can’t be used in any form of gas fireplace.
Can you put a blower on Vented gas logs?
A fireplace blower can be added to most existing gas or wood-burning vented and non-vented fireplaces. When shopping for blowers, you need to make sure to get the model that is designed for your fuel-type and will fit inside your fireplace.
Can a ventless heater make you sick?
CO2 is not toxic. At high concentrations it can cause sleepiness, headache, and contribute to the “stuffy” feeling of closed houses. All unvented gas heaters, even when burning properly, produce large concentrations of carbon dioxide, raising the levels of in the house.
Does propane give off carbon monoxide?
Carbon monoxide is released when appliances and vehicles burn combustibles such as propane, wood and fuel oil. Only a carbon monoxide alarm can detect the gas and warn you.
