FAQ: How Does Direct Vent Gas Fireplace Work?

Direct-vent fireplaces work by employing outside air rather than air inside the home for combustion. The air comes in through a double vent pipe’s outer chamber, while the inside chamber is used to send exhaust fumes outside the home. This method of operation is overall superior to that of traditional gas fireplaces.

Do you need a chimney for a direct vent gas fireplace?

A Direct Vent Gas Fireplace does not require a chimney and can vent horizontally out a sidewall or vertically through a roof. Direct Vent Fireplaces have a completely enclosed chamber that is extremely efficient, drawing in air for combustion from the outside and expelling gases to the outside as well.

Do direct vent gas fireplaces provide heat?

Direct vent gas fireplaces, stoves and inserts come in a broad range of sizes, efficiently producing heat almost anywhere in the home.

How efficient is a direct vent gas fireplace?

Direct-vent gas fireplaces are recommended for their efficiency; 70 percent of the heat they generate remains in the house. Direct-vent units are much easier and less expensive to install than traditional wood-burning or gas masonry units, and there’s greater flexibility in placement.

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How many hours can you run a direct vent gas fireplace?

The 3 basic gas fireplace types Vent-free gas fireplace – these gas fireplaces work similarly to ovens and don’t exhaust their fumes outside of your home. That’s why they should never be left running for more than two or three hours at a time and the rooms they are in should always be well-vented themselves.

How hot does a direct vent fireplace vent get?

The area surrounding the fireplace can get hot as well when a fire is burning—in some cases, it can get as hot as 190 degrees.

Why are direct vent gas fireplaces so expensive?

Typically, direct vent gas fireplaces are more expensive than the vent-free type. Direct vent systems rely on outside air for combustion. A contractor is required to install one of these units, and the installation cost will be greater than that of a ventless system.

Does a direct vent gas fireplace have a damper?

What is this? Ventless gas fireplaces, which vent waste air back into a home, and direct vent gas fireplaces, which vent waste air directly outside of a home through a vent in an external wall, typically won’t be found with dampers.

What does direct vent mean for a gas fireplace?

A direct vent fireplace uses outside air for combustion instead of the air from within your home. A direct vent fireplace has a completely sealed combustion chamber which allows it to vent directly out a side wall or through the ceiling of your home.

How does a direct vent fireplace heat a room?

Direct vent fireplaces burn natural gas or propane like traditional fireplaces; however, they convert most of the fuel to usable heat. They are completely sealed off from the interior rooms by a glass door, which prevents significant heat loss.

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Do gas fireplaces really heat a room?

Are Gas Fireplaces Good For Heating? Gas fireplaces are an efficient type of fireplace that are typically good at providing heat for the room in which they are located, and can be much more efficient and produce more heat compared to the existing masonry fireplace they replace.

Will gas fireplace work if power is out?

Gas & wood fireplaces will continue to work safely during a power outage. These fireplaces do not require electricity for venting and can be used safely during a power outage.

Is it OK to run gas fireplace all day?

You can run a vented gas fireplace all day with little concern for anything other than gas usage.

Do gas fireplaces give off carbon monoxide?

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.

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