How much does a gas log cost?
Emily Wilson
Updated on May 12, 2026
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Keeping this in view, how much does it cost to run a gas log?
In Natural Gas, there is 100,000 BTU in a Therm. In Propane, there is about 91,500 BTU in a gallon. So based on those numbers, in order to operate a 70,000 BTU/hour decorative gas log set it would cost you roughly around $0.70/hour for natural gas and about $2.30/hour for propane.
Beside above, how much does it cost to replace a gas fireplace?
| Gas Fireplace Installation | Average Costs |
|---|---|
| National Minimum Cost | $2500 |
| National Maximum Cost | $10000 |
| National Average Cost | $4500 |
Also to know, are gas logs expensive to use?
Gas fireplace efficiency includes easy maintenance, so you have no ashes or soot in the chimney with a gas fireplace. Natural gas is a fairly inexpensive form of energy, so a gas fireplace is inexpensive to run. Gas fireplaces cost 17-19 cents an hour to run, or about $60 annually, Electric Fireplaces Direct says.
How much does it cost to run a gas fireplace per hour?
Calculating Cost Per Hour For example, if a fireplace has a BTU rating of 32,000 and the cost of gas is 90 cents per therm, which was the national average cost as of March 2015, use the formula (32,000 x . 90)/100,000. The resulting operating cost is 29 cents per hour.
Related Question AnswersAre gas inserts worth it?
Is a gas fireplace worth it? Yes! Gas fireplace benefits are incredibly attractive and convenient; especially for a busy family like yours. You'll get instant heat, pinpoint control, terrific safety and other things which a wood burning fireplace simply can't deliver.Why are gas fireplaces so expensive?
It requires no venting, so all the heat stays in the room. Gas fireplaces burn natural gas to create a flame, and because gas is burning, it creates heat whether you need it or not. This means that the cost of running the electric 'flame' is far less than burning natural gas to create a flame.Can you sleep with a gas fireplace on?
Gas Fireplaces Also, there is no danger of burning logs, sparks, embers, or smoke. In addition, the fire can be killed quickly if you want to go to sleep. However, gas fireplaces still run the risk of producing carbon monoxide, since you are burning gas. Thus, proper ventilation is important for a gas fireplace.Can I install gas logs myself?
Yes, you can install our vented and vent-free gas logs yourself if you already have a gas line connected to your fireplace. Watch our easy step-by-step guide to installing and operating your gas logs.Can gas fireplaces run continuously?
Types of Gas Fireplaces Most fireplace inserts can be run continuously, as long as the glass front is sealed. Because vent-free gas fireplaces don't vent exhaust fumes outside the home, they should only be operated for a few hours at a time.Do gas logs heat a room?
Vent-free gas logs are an inexpensive and efficient way to add extra heat to a room without having to open the damper on your fireplace. These logs use the air from within the room for combustion and then put heat back out into the room. In most cases, vent-free gas logs cannot be used in conjunction with a blower.How long do gas logs last?
Type of gas logs: A well maintained vented log set with ceramic logs will last a very long time, in some cases 10 or more years. A well maintained ventless log set with ceramic logs can also last a long time, but, if heavily used, will begin to wear in 3-5 years.How much will an electric fireplace raise my electric bill?
The average electric fireplace uses nearly 1500 watts of power. If you use it just for ambiance, then the cost can range anywhere from $0.003 to $0.03 per hour. However, if you use a heating unit as well, the costs will go up to around $0.09 per hour for a medium setting, and $0.18 per hour for the maximum setting.Does gas fireplace add value to home?
They can also increase a home's value. Most agreed that a fireplace does indeed increase a home's value. Almost 70 percent of the agents say they see some kind of value increase if a home contains a fireplace. When asked about which kinds of fireplaces homebuyers preferred, the majority say gas-burning fireplaces.Do gas logs burn a lot of gas?
Ventless gas logs will pretty much produce the same amount of heat in BTUs as the amount of gas that is consumed because they are burned with the damper closed and 99.9% of the heat comes into your room. So a gas log set that has a 40000 BTU burner consumes 40000 BTUs of gas per hour.Are gas fireplaces safe?
Gas fireplaces are safe. But as with all gas appliances, they do produce carbon monoxide. If something goes wrong, carbon monoxide put the home's occupants at risk. Therefore, carbon monoxide detectors are a critical part of gas fireplace safety, even if you don't use the fireplace often.What is the best brand of gas fireplace?
Best Gas Fireplace Inserts Comparison Chart| PRODUCT | PRICE | BTUs |
|---|---|---|
| Mercury 32" Top/Rear Direct Vent Gas Fireplace w/Intellifire – NG | $$$$ | 13,500 - 19,100 |
| Napoleon Grandville VF Series Vent-Free Natural Gas Fireplace | $$$$ | Up to 30 000 |
| Comfort Glow GSD2846 Dual Fuel Gas Stove | $$$ | 30 000 |
| Pleasant Hearth Vent-Free Gas Stove | $$ | Up to 30 000 |
Do gas logs wear out?
Gas fireplace burner sets eventually wear out or rust out, causing them to emit gas in a different manner and volume than they did when new. This different flame pattern may cause “dirty” burning and soot buildup.Is wood or gas fireplace better?
Pros and Cons of Gas Fireplaces Clean Burning – Both natural gas and propane are relatively clean burning fuels. That means gas fireplaces are better for the environment than wood-burning alternatives. No Chimney Needed – Because gas fireplaces burn cleanly, there is no need to have a chimney.What is the difference between a gas fireplace and a gas insert?
Gas fireplaces are very similar to gas inserts. However, the difference between gas fireplaces vs. gas inserts is that a built-in gas fireplace doesn't require an existing fireplace or chimney. So, if you don't have an existing wood-burning fireplace, this is your only option.Is it safe to keep pilot light on gas fireplace?
Leaving the gas on keeps this compound moving out of the tubes. Keeping the pilot light on will also keep moisture out of the unit and in turn, help prevent corrosion. As you can see, it's probably best in most cases to extinguish the pilot light in your gas fireplace during the months when you don't need heat.Do you need to have a gas fireplace cleaned?
Gas fireplace chimneys should be inspected and cleaned annually. There will not be any soot or creosote in the chimney since you are not burning wood, but you may find bird nests that need to be removed.How often should gas logs be replaced?
However, embers do fade over time and will periodically need to be replaced. Embers can last up to five years depending on how frequently you use your fireplace. We have found that replacing embers every three years keeps a log set looking brilliant.How do you update an old gas fireplace?
Change the trim color of your gas fireplace- The first and most critical step is to shut off the valve or pilot light to the gas fireplace before using the highly flammable spray paint.
- Second, if there is a glass panel on the fireplace, remove it.