Is there bubbled and flaking paint on the top or sides of the furnace, if so there may be a venting problem which can result in a CO problem. Check the furnace vent for loose connections, gaps, holes and damage. Do you experience headaches, nausea, and dizziness in laundry room?. Flapper in the outside vent cover, does it operate properly?. Is dryer vent separated or does it have holes in it?. Is the dryer vent clogged with lint or restricted?. Laundry dryer vents should not vent to the interior or allow air from the dryer vent to leak or escape into the laundry room or garage the hot moist air in the dryer vent may contain poisonous carbon monoxide gases. Photo shows a vent hood that is not centered or secured properly. If it is not centered properly, tilted or not installed properly, CO poisonous gases may boil out at this point rather than rise properly through the vent. The draft hood usually sits directly on top of the water heater. Special examination of the Draft Hood. Rusted out burner area near the bottom of the water heater may allow CO gases to escape through the rusted area, rather than up the vent. Examine the installation and condition of the vent. Reviewing the manufactures’ installation instructions is also recommended. If a vent is level horizontally or has very little slope, it should be professionally reviewed for proper installation. Vents are basically vertical and go upward. If the size becomes smaller, it is a yellow or red flag. The size of the vent pieces should remain the same or become larger as they transition to the exterior. There should be no gaps or space between the pieces where CO gases (carbon monoxide) can leak out. Nearly all fossil fuel burning appliances or items have a vent or chimney to carry toxic by-products of combustion to the exterior basically, for health and safety.Ĭheck that all metal vent pieces are connected and secured together properly. If a vent or flue has obstructions, is not installed properly or has the wrong slope then it may leak CO into the house itself. “Vent” – generally referring to some form of pipe (metal or other material) carrying air (with moisture, contaminates, smoke or carbon monoxide) away from the appliance and releasing them into the exterior atmosphere.Ĭommon red and yellow flags of existing or potential carbon monoxide risks include vents that are separated, rusted or that have holes in them. “Appliance” – usually refers to items like furnaces, water heaters, stoves, wall heaters, laundry dryers and fireplaces. 
When professionals discuses carbon monoxide they will often use several common terms, here are a couple: These vents usually terminate though the roof or exterior side walls.įireplaces and wood stoves usually vent smoke and carbon monoxide laden air though a chimney or metal flue to the exterior. This incomplete combustion results in carbon monoxide being present in the air and is one of the reasons that appliances like gas water heaters or gas furnaces have a vent that carries the carbon monoxide laden air to the exterior of the house. Wood burning and fuel oil heating stovesĬarbon monoxide usually results from incomplete burning (or combustion) of fossil fuels, such as, wood, natural gas and propane.Natural gas or propane water heaters, including tank-less water heaters.This will differ from home to home, but the list will include the following: Since carbon monoxide comes from the burning of fossil fuels, you should look at items in your home that burn fossil fuels. The safety checklist takes about 15 minutes for most people.
Therefore, you should check these 5 places before it’s too late be proactive and avoid risking carbon monoxide poisoning. There are 5 hidden places that poisonous carbon monoxide gases may be coming from in your home, ones that you may have overlooked or never thought of. Discovering 5 Hidden Sources of Carbon Monoxide In Your Home | Checklist
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