/Hurricane-Consequences

Carbon Monoxide Detection After Power Outages and Floods

Learn how to fix carbon monoxide buildup and uncover its causes for a safer, healthier home. Act now to improve air quality.

Reviewed by Content Team

Head of Content, D. Gorenko

Updated June, 5

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How to Fix Carbon monoxide buildup

 

Immediate Steps to Take

 
  • If you suspect carbon monoxide buildup (such as through detection by a malfunctioning or aging detector, or if you feel symptoms like headache, dizziness, or nausea), immediately move to fresh air and alert everyone in the home.
  • Turn off potential sources of carbon monoxide such as furnaces, stoves, or any gas-powered appliances.
  • Open windows and doors to help ventilate the area while you prepare for the next steps.
  • Call emergency services if anyone is showing symptoms related to carbon monoxide poisoning.

 

Tools and Materials Needed

 
  • A reliable carbon monoxide detector (or multiple detectors for larger homes) to monitor air quality regularly.
  • Proper ventilation tools such as fans to help circulate fresh air until a professional arrives.
  • Basic home repair tools if minor issues (like loose vent connections) are found during your initial inspection.
  • A clear plan or phone nearby to contact a certified technician for further assessment.

 

Can a Homeowner Fix It Themselves?

 
  • Simple fixes like replacing batteries in your carbon monoxide detector or ensuring that vents are not blocked can be a homeowner’s task.
  • However, if your home shows signs of carbon monoxide buildup, it typically indicates a larger problem possibly involving faulty appliances or gas lines.
  • It is strongly advised not to attempt major repairs yourself due to the dangers of gas leaks and further carbon monoxide production.

 

Who to Call: The Relevant Professional

 
  • For issues involving gas-powered appliances, contact a certified HVAC technician or gas fitter.
  • If the problem seems to involve faulty electrical systems impacting your heating or ventilation, an electrician might also need to be consulted.
  • It’s essential to hire someone with experience diagnosing carbon monoxide issues to ensure the problem is fully resolved.

 

Safety Warnings and Insurance Tips

 
  • Always prioritize safety by evacuating the area if you suspect high levels of carbon monoxide and never re-enter until experts declare it safe.
  • Failure to adequately address carbon monoxide buildup can lead to serious health issues or even fatal outcomes; treating the situation with urgency is critical.
  • Keep documentation of all inspections, repairs, and professional visits; these records can be important when filing an insurance claim if any home damage or personal injury occurs.
  • If your home is in St. Louis or Nashville, look for licensed local professionals who are familiar with regional safety codes and standards.

What Could be Causing Carbon monoxide buildup

 

Common Sources from Faulty Heating Appliances

  Gas furnaces, water heaters, and boilers that are old or not well maintained can produce carbon monoxide when they do not burn fuel completely. Faulty heating systems may have worn parts, cracks, or blockages that interfere with proper combustion. Poor maintenance over time can let small cracks or loose connections develop in the combustion chamber that are not easily seen.

 

Issues with Ventilation Systems

  A lack of proper ventilation is a major cause of carbon monoxide buildup. In many homes, the exhaust systems, flues, and vents are responsible for safely removing carbon monoxide. When these pathways are blocked, damaged, or clogged by debris like leaves or snow, carbon monoxide may be forced back into the home instead of escaping outside.

 

Incomplete Combustion from Gas Appliances

  Gas stoves, ovens, and fireplaces can produce carbon monoxide if they do not get enough air for complete combustion. A restricted air supply may occur if the air filters or ventilation openings are blocked by dust or pet hair. This incomplete burning not only wastes fuel but also increases the concentration of carbon monoxide in the air.

 

Obstructions in Exhaust and Chimney Systems

  Blockages in chimneys or exhaust ducts can prevent the proper exit of combustion fumes. Debris, bird nests, or structural damage can all slow down or stop the flow of harmful gases. When the exhaust is impeded, it forces the carbon monoxide back into living areas rather than letting it escape outdoors.

 

Misuse of Portable or Indoor Combustion Equipment

  Using equipment like portable generators, grills, or small space heaters indoors can lead to dangerous levels of carbon monoxide. Even if these devices are in good condition, they are designed for outdoor use where there is plenty of air to disperse the fumes. Operating them indoors, or near open windows and doors that are improperly placed, can result in a buildup of carbon monoxide.

 

For example, residents in St. Louis and Nashville should be mindful of these factors because even well-maintained appliances can face issues if there is a disruption in ventilation or damage to exhaust systems.

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