QA

Quick Answer: Why Are My Gas Logs Turning Black

Soot buildup is commonly caused by clogged burner ports and improperly positioned fire-logs. This contributes to soot formation on the fireplace. Another primary cause of soot is clogged gas burner ports. It creates an unbalanced or incomplete burn, allowing soot to form on the doors and logs.

Is it normal for gas logs to blacken?

Soot on vented gas logs is nothing to worry about. It is a natural occurrence when the yellowish flames of a gas log impinge on a rough surface. Some people like the look, some don’t. If you don’t, we suggest that you VERY CAREFULLY take the logs outside and brush the soot off with a whisk broom.

How do you get black soot off gas logs?

Use a damp rag or lint-free cloth to wipe off the soot, carbon, and dust from the logs, at least once per year. Be careful to avoid scratching the logs, or they will no longer be useable. Liquid gas log cleaners are also available at your local fireplace dealer and may make it easier to clean.

What causes black soot from propane fireplace?

When you burn propane, water vapor and carbon dioxide are produced. These molecules are colorless and they cannot be seen by the naked eye. Propane that is burned straight without incorporating oxygen into the process will emit black smoke which leaves soot behind on your outdoor fire feature.

Should a gas fireplace have soot?

Gas fireplaces are typically tuned specifically to produce either yellow or blue flames, and typically produce very minimal soot. So, if you have noticed this build up, you need to address the potential causes with a chimney sweep.

How do I know if my gas logs are bad?

Whether you have a gas or wood burning fireplace, you must be sure that it is safe to use. Falling debris, water streaks, excessive soot or heat, and strong smells from your fireplace are warnings that you may have a problem with your fireplace.

How long do gas logs last?

Q: How long do gas logs last? A: In the average home, a well-maintained vented log set with ceramic logs will last 10 or more years. A well-maintained vent-free log set with ceramic logs can also last a long time, but, if heavily used, will begin to wear in 3-5 years.

Do gas logs deteriorate?

Material: Gas logs are usually made of ceramic, which allows them to withstand very hot temperatures. Log sets that use cement logs will fade in appearance over time. Depending on use, they can begin to lose their appearance in 2-3 years.

Can you hose off gas logs?

Vacuum the inside of your fireplace, and as much of the surface area of the logs as possible, using the hose and brush vacuum attachment.

Do gas logs need to be cleaned?

While gas fireplaces don’t produce creosote, they do still need annual cleaning. A chimney sweeping in your gas fireplace will help remove items like bird’s nests, animals, and any debris that may have gotten trapped in there as well any potential soot.

Why is my fireplace turning black?

The physics of glass turning black Black smoke is emitted when a fire is not burning smoothly, usually because it gets too little air drawn into it. This can cause it to throw off soot and small particles.

Can a gas fireplace cause black soot?

Yet from time to time, a gas fireplace may produce excessive amounts of soot. This soot not only mars the appearance of the fireplace, but it also signals a potential health risk since soot almost always occurs in conjunction with carbon monoxide.

Why is my gas fireplace burning dirty?

Clogged Ports on the gas burner, which can cause the gas to not burn fully or cleanly, causing a buildup of soot to occur. If you suspect clogged ports, having your ports cleaned according to the manufactures instructions can alleviate this issue. Improper Airflow can cause excessive buildup of soot.

Why are my ceramic logs turning black?

The most common causes of soot buildup in a gas fireplace are ceramic fire-logs that have been moved out of proper position and burner ports that are clogged. The other main cause of soot is clogged ports on the gas burner, which causes an incomplete or unbalanced burn and formation of soot on the logs and doors.

Do gas fireplace logs burn?

As propane or natural gas is pumped through the pipes, it burns harmlessly on the surface of the ceramic logs. Unlike the process of building a fire, igniting a gas log is a very simple procedure. Your igniting process will depend on the type of controls that are installed in your fireplace.

Are gas fireplace logs toxic?

Just like real burning logs, both types of gas logs produce carbon monoxide — a toxic gas that can be lethal — when they burn. Venting and proper use of a gas fireplace can help keep CO at a safe level. Here’s how to keep your family safe when using these systems.

Should gas logs smell?

Although it is normal for a fireplace to omit a slight odor, it is important to take proper precautions if you think you may smell a potential gas leak. Natural gas itself is odorless, but has an additive that makes it smell like rotten eggs.