Gas Heating Equipment
If your natural gas heating system has air filters, clean or replace them
regularly before they become clogged with dirt. Install new filters per the
Keep the area around your furnace clean and free from litter and combustible
Never store flammable liquids in your home or near fuel-burning appliances.
The vapors can be ignited by pilot lights and appliance flames.
Check your heat exchanger.
A gas heater or furnace has a heat exchanger that forms an envelope separating
the combustion area from the heated air. A crack in the exchanger can allow
toxic carbon monoxide to mix with air sent out into the room. Inspect the
Check flues and vents regularly.
Every year or two, have a service representative inspect your furnace, vents,
connections, and chimneys for corrosion and blockages. In newer
high-efficiency gas furnaces, the flues are subject to corrosion. They tend to
deteriorate faster than older models and can plug up completely, so have them
checked more often. If you have a high-efficiency furnace that exhausts
outside your home, keep intakes and vents clear of debris, snow, and ice.
Keep your furnace filters clean and your heating equipment and flues in good
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