What Are the Warning Signs of a Carbon Monoxide Gas Leak?

Carbon monoxide (CO) is referred to as the “silent killer” for a reason. It’s invisible, scentless and tough to recognize without the right tools. If it builds up in your home, it can quickly become a danger for you and your family. So, how do you stay safe against something you can’t see, smell or taste?

The key is to have carbon monoxide detectors. These alarms are the first line of defense, alerting you to the presence of CO gas before the situation reaches dangerous levels. But besides a detector going off, how can you tell if there’s a carbon monoxide leak in your home? These are 10 warning signs to watch out for.

1. Condensation on Windows Closest to Appliances

If you see lots of condensation on your windows, especially near a combustion-based system like a gas fireplace, this could mean that something isn’t venting correctly. While humidity or condensation itself doesn’t always mean CO, this still deserves a closer look.

2. Brown, Sooty Stains

Appliances that run on combusting fuel should have unobstructed ventilation. If you find brownish-yellow or sooty stains around a heating system, fireplace or boiler, combustion isn’t happening as it should. This can be a sign of a carbon monoxide issue.

3. Exhaust Fumes Are Inside

If you start to notice exhaust inside the house, you are at risk of carbon monoxide leaks. Devices that burn fuel like cars, charcoal grills and generators should always be used safely outside the home to prevent an accumulation of exhaust fumes indoors.

4. Soot in or Around a Natural Gas-Burning Fireplace

Your fireplace vent should remove smoke and other gases through the chimney. Noticing more soot or grime is cause for concern, especially if there’s more than usual. A clogged chimney could be the culprit for why carbon monoxide is coming back into your home.

5. Weaker or No Draft from Your Chimney

Speaking of chimneys, a properly working one needs the steady pull to fully pull out smoke and other fumes. If you notice weak airflow or even no draft at all, the chimney might be clogged, pushing carbon monoxide right back indoors.

6. Yellowish or Weak Flames

Gas-powered appliances should have a clear blue flame. If the flame is weaker and yellow (and it isn’t a decorative gas fireplace), it can mean the gas has combustion issues and could be releasing carbon monoxide.

7. Solid Fuel Fires Burning Slowly

In situations where your wood-burning stove begins burning slower than usual or has trouble staying lit, it could have a ventilation issue, heightening the possibility of CO buildup.

Signs You May Have CO Poisoning

If you miss the first red flags of a carbon monoxide leak in time, the next clue might come from your health and well-being. Symptoms of CO poisoning may involve:

  • Flu-like symptoms
  • Headaches
  • Dizziness
  • Nausea or vomiting
  • Shortness of breath
  • Confusion
  • And fatigue

If you or anyone in your household starts getting sick, especially combined with any of the above signs, leave the house right away for fresh air before you dial 911.

Prevent CO Poisoning and Gas Leaks with These Safety Tips

It’s always better to prevent issues than respond to them, especially regarding CO gas exposure. First, check that there are carbon monoxide detectors in appropriate places. Building codes require them in hallways near all bedrooms, on each floor of the house and in rooms with gas-powered equipment. For added security, it’s smart to set up interconnected detectors so that whenever one detects CO, all of them will sound. Check your alarms monthly and swap them out when necessary, usually every five to seven years.

In addition to having enough carbon monoxide detectors, follow these safety tips:

  • Work with local Experts to regularly inspect your heating system, fireplace and all other fuel-burning appliances.
  • Don’t allow anyone to use grills, portable generators or similar equipment indoors or in enclosed spaces.
  • Turn on the range hood whenever you’re cooking with a gas-fired oven or stove, and avoid using these appliances to try and heat your home.

Service Experts Heating, Air Conditioning & Plumbing Goes Above and Beyond to Help Keep Your Household Safe

At Service Experts Heating, Air Conditioning & Plumbing, we know the risks of carbon monoxide poisoning. That’s why our team provides the best possible service for your heating and ventilation needs. Our goal is to keep your home comfortable, cost-efficient, and most importantly, secure. Please contact us today to ensure you’re taking the best precautions against carbon monoxide leaks.

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