What is The Difference Between Vented and Vent Free Gas Logs?

Are you sitting on the decision fence on what you want for a fireplace? Wondering what is the difference between vented and vent free logs? Well, we are going to answer that question for you. That way you can finally make the decision that is right for you. There are definitely distinct differences between the two. The biggest thing to remember is they are not interchangeable. So do not try it, you can either use one or the other.

Vented Logs

Vented logs operate more closely to a real wood looking fire. So many choose this option when they are looking for more of that real fire look. Vented gas logs do produce heat but they tend to use more has than the vent free. You will also lose a significant amount of heat up your chimney using vented. So if you are looking for efficient they may not be the best option for you.

Vented must be used with damper fully open in a wood burning fireplace. The fireplace used has to have a flu and a chimney or be equipped with a vent pipe set up. So if you already have one great, otherwise you will have to fork out the money for a proper set up.

Vent Free Gas Log Use

Vent free gas log use is a great option for those who don’t have a chimney or vent set up. You can set them up in a wood burning fireplace if you so choose as long as dampner is closed. Otherwise the can be set up for use in a vent free manufactured set up. You retain you heat having the damper closed.

Vent free also uses less gas, so you will save money using vent free fireplace. Since you get full use of the heat produced, that makes vent free more efficient. As a matter of fact, almost 100 % energy efficient so it is the best way for you to get the most for your money. Even though they are vent free, some areas do have codes and regulations on them for use in a home. So always check what your local codes and regulations are.


So now you know the main differences between vented and vent free fireplace logs. Your choices should depend on your current set up. If you don’t have a set up, then you can choose based on your needs and wants. Either one is a great way to enjoy a great flame display with some heat output on occasion. What also makes them great is most can be run without electricity. Which can give you a much needed option when or if the power goes out.

You can also choose whether you want a simple log design or a more detailed set up. Some have a mixture of different size logs and even some coals as well. The best part of all because they are artificial you get to enjoy the look without all of the mess.

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