6 Different Types of Gas Fireplaces

Sitting in front of a roaring fire on a freeze night is more entertaining than anything else. It will be more enjoyable if you require no tending, take minimal maintenance, and evenly distribute the heat in the entire house. 

Then, a gas fireplace will be your go-to option. It is easy to clean, produces no smoke, and heats the space optimally. The best part is- it offers a real-flame effect, unlike the electric fireplaces

But the problem associated with it is- there are different types of gas fireplaces like insert, built-in, and vented or vent-free. Not each of the types offers the same features and benefits. That’s the reason, it makes sense to know about each of them. 

So, continue to read.….

6 Different Types of Gas Fireplaces

From this chapter, you can learn about every type of gas firebox, its features along its pros and cons. Also, you will know how each of them works. 

Built-in Gas Fireplace

A built-in firebox is a type of unit that’s frame is made of metal or wood. The frame of it is always placed into the box construction. It requires no chimney or existing fireplace. 

Generally, you need to build this fireplace into the wall which is a permanent addition to your home. Remember, while installing the fireplace, it’s wise to read the gas fireplace manual.

How does it work: 

The insert is retrofitted into a metal box that operates by Gas. When you turn on the unit, it heats the air between the insert and the main box.

Then, the heat emits from the metal box and insert spread into the entire space, and warms up your room. 


  • Convenient to operate
  • No cleaning requires
  • Real-flame effect


  • A bit pricey

Insert Gas Firebox

An insert intended to place into an existing fireplace and uses gas to operate is known as a gas fireplace insert. Generally, the insert is attached to the gas line and there will be a button to turn the unit on and off. Also, some units may connect with a propane tank as its fuel source. 

How does it work:

The fireplace insert uses gas as its fuel source. Its insert warms up the air between the space of the insert itself and the existing firebox. To offer the real-flame effect, it generally uses ceramic logs. 


  • Provide real-flame effect
  • Convenient to operate as it features a remote control
  • Produces no smoke or odor


  • Expensive

Log-set Gas Fireplace

What the name suggests, you need to install the ceramic log kit into an existing fireplace to convert it into a log gas fireplace. If you look for a unit that is more decorative than providing heats, then a Log-set firebox will be your go-to option. 

How does it work: 

The gas log-sets generally use propane or natural gas as their fuel source. But the propane offers the hottest temperature than the log set operated by natural gas. However, you must need a propane tank and attach it with the log set. There are two types of log sets, including vented and vent-free. 


  • Less expensive to operate
  • Energy-efficient especially the ventless one
  • Easy to use


  • Requires more fuel especially the vented one

Apart from these gas fireplaces, you can find other three types that are categorized by venting options. They are: 

  • Vented gas firebox
  • Vent-free gas fireplace
  • Direct vent gas fireplace

Now, let’s learn more about them. 

Vented Gas Firebox

You can find this gas fireplace when an existing wood firebox doesn’t function properly or you just want to convert it. In this case, you must place the gas logs into the remaining system. 

It will be your ideal option if you want to transform your wood fireplace into a gas one. Of course, you should check out whether the chimney is in its shape or gets damaged. 

Vent-Free Gas fireplace

Vent-free gas fireboxes are becoming popular day by day. You don’t require to build a chimney. So, no heat is lost and provides enough heat you need to warm yourself. Another advantage of this fireplace is- you can put them together in almost every area of your house. 

The only con of the vent-free fire insert is- it offers a less realistic fire or flame effect. 

Direct Vent Gas fireplace

A direct vent fireplace is generally attached with two layers of pipe. The pipes allow the air to draw into the home and eliminates the waste from the interior. 

Considering this, this type of gas fireplace is regarded as the safest firebox unit.  You must place the direct vent on the exterior wall. 


Now, it’s decision time. Throughout this guide, we discussed 6 different types of gas fireplaces, their features, how they work. Plus, we also elaborated on their pros and cons. 

You can choose any of them based on your personal requirements. A gas insert fireplace will be your ideal choice. It distributes heat evenly and offers a real-flame effect. 

On the other hand, if you are on a budget, then gas log-sets will be your best bait. 


What is the difference between a gas fireplace and a gas insert?

The difference between a gas fireplace and an insert is- the gas firebox doesn’t require a chimney. On the other hand, a gas insert needs a chimney.

How much does a gas insert fireplace cost?

The cost you need to spend to get a gas fireplace insert will be around $1200. To install on the existing system, you may spend more than $500-$3500. 

Which is better vented or ventless gas fireplace?

The vented gas fireplace increases the value of your property and will be a great addition to your home. On the other hand, the ventless gas firebox is more energy-efficient compared to the vented option. 

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