Will a CO detector pick up a gas leak?

Author: Elmira Kunde DVM  |  Last update: Thursday, June 4, 2026

No, carbon monoxide (CO) alarms cannot detect natural gas leaks. They are designed to detect the presence of carbon monoxide, a poisonous gas formed during incomplete combustion of fuels like oil, gas, propane, and wood.

Does a CO detector detect gas leak?

Will a carbon monoxide alarm detect gas leaks? Answer: While a carbon monoxide detector is helpful to prevent carbon monoxide poisoning, you cannot rely on a carbon monoxide detector to detect a gas leak. A carbon monoxide detector will sense carbon monoxide, not raw fuel or gas fumes.

Is there a device that can detect gas leaks?

The gas leak alarm sensor is like a superhero that can detect butane, methane, and any odd smells lurking around. And the best part? It talks! It's got voice prompt, so it can be like, "Hey, watch out!

How can I detect a gas leak?

If you smell a sulfur or rotten-egg-like odor, you could have a gas leak. Natural gas is naturally colorless and odorless. We add an odorant called mercaptan to natural gas, which gives it a distinctive smell. In some cases, you can also identify natural gas by sight or sound.

Can you get an alarm that detects a gas leak?

Photoelectric Warning System: When the concentration of combustible gas reaches a preset level, the alarm emits an 85 dB audible and visual signal, alerting you to check for indoor gas leaks.

Will a gas leak set off a carbon monoxide detector?

What are the symptoms of a gas leak?

Natural Gas Leak Physical Symptoms
  • Ringing in your ears.
  • A reduced appetite.
  • Pain in the chest.
  • Nosebleeds.
  • Blistering or pale skin.
  • Flu-like symptoms.
  • Dizziness.
  • Breathing difficulties.

What kind of alarm do I need for natural gas?

UL-Listed: For peace of mind, and better assurance of their functionality and operational safety, your gas leak detectors should reflect the UL Listed mark, to indicate they have been tested by and meet the safety standards of the Underwriter Laboratories, a third-party organization that conducts rigorous independent ...

How long does it take for a gas leak to harm you?

Severe leaks can cause this problem in just five minutes. The EPA states that exposure to concentrations of nine ppm or more for eight hours is enough to produce harmful health effects for at-risk individuals. Exit the property and call 911 if you suspect your home has a gas leak.

How can I find out if there is a gas leak in my area?

There are three ways to detect a natural gas leak:
  1. Smell. The presence of an unusual odor similar to rotten eggs.
  2. Sound. An unusual noise coming from the ground, similar to a hissing or roaring sound.
  3. Sight. Dying vegetation around the pipeline and/or a dust cloud over the ground.

How do you suspect a gas leak?

Open your windows for better ventilation. Check that stove burners, naked flames, and pilot lights are off. Finally, turn off your electricity at the fuse box. From outside the house, call your local licensed plumber or gas fitter.

Is there an app to detect gas leaks?

LeakFinder App

The display shows real-time gas concentration (ppm) and leak rate (L/h) data during the inspection. When the sensed gas concentration exceeds the alarm level, an audible and visual alarm is triggered.

How much is gas leak detection?

At 1300 FINDLEAK, our gas and water leak detection cost Australia wide starts from $168 including GST. Prices may vary depending on your location, and whether it is a domestic or commercial job.

How do fire departments test for gas leaks?

“Call for 911 and have a fire department respond. We have gas monitors so we can get there and try to detect where it's coming from and where most of it is.”

Should you have a carbon monoxide detector if you have gas?

Having natural gas and carbon monoxide detectors in your home can help protect yourself and your family from the dangers of gas leaks and carbon monoxide poisoning. Contact us to find out how DeNova Detect can help protect you and your loved ones.

What to do if you smell gas in your house?

If you smell gas inside your home or business:

Get out immediately and go to a safe location 300 feet away or more. Instruct others to leave and evacuate the premises immediately.

How to tell if a stove is leaking gas?

What To Look For
  1. The gas flames on your stove are yellow, not blue.
  2. You can smell gas near your stove, even if it's turned off.
  3. If you touch the oven door, it's hot to the touch.
  4. You can hear a hissing noise near your stove.

What is the best way to find a gas leak?

One of the best ways to detect a gas leak is to use a gas leak detector. Given how dangerous a gas leak can be, installing a fast and dependable leak detector should give you an early warning of trouble.

Will a carbon monoxide detector detect a gas leak?

No, carbon monoxide (CO) alarms cannot detect natural gas leaks. They are designed to detect the presence of carbon monoxide, a poisonous gas formed during incomplete combustion of fuels like oil, gas, propane, and wood.

Where do gas leaks usually happen?

Gas leaks often result from incorrectly fitted, poorly maintained, or faulty gas pipes and household appliances. If you don't install your appliances properly, gas can leak from the seals or hoses connecting the cooker, boiler, HVAC system, stove, or other instruments to your area's gas pipes and gas pipelines.

Can a very small gas leak make you sick?

Can a slow gas leak make you sick? Yes, a slow gas leak can cause chronic health conditions, including respiratory problems and lethargy or fatigue.

Can you stay in a house with a gas leak?

Here's what you should DO if you smell gas: DO leave the home, building, or area of the suspected leak. Get to a safe area as quickly as possible. After leaving your home, DO call the 24-hour emergency number for Peoples at 1-800-400-4271, or call your local emergency response number.

Would a gas leak smell come and go?

Natural gas leaks are particularly likely to cause smells in small, enclosed areas where gas can build up. If the leak is outside, the smell may seem to come and go as the breeze blows it away. The other big sign to look out for is a strange noise.

What is the difference between a gas detector and a co detector?

To answer the question, "does a co detector detect natural gas," no, most carbon monoxide detectors will not detect natural gas, as they are different types of gas entirely. Also, most smoke detectors will detect carbon monoxide rather than natural gas.

Where to place a gas leak detector?

Some manufacturers recommend placing the detectors 6 inches away from the ceiling and 10 feet away from the gas appliance.

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