Why is my furnace exhaust leaking water?

Why is my furnace exhaust leaking water?

It could be that the exhaust pipe is the incorrect size. This could lead to the furnace exhaust cooling down within the pipe, condensing and becoming water vapor, causing a condensation leak. Long-term exposure to water vapor can cause corrosion in your furnace exhaust pipe, so it’s important to fix any leaks ASAP.

Is it bad if my furnace is leaking water?

Furnace leaking water is a common problem for homeowners to deal with. A water leak from your furnace could lead to high repair costs, or even worse, mold growth, which could damage your property and pose a risk to your health. If it continues to leak, then your furnace will eventually fail and need to be replaced.

Why is my blower motor leaking?

If you notice water gathering around your indoor air handler, you either have a clogged condensate drain line or a damaged drain pan. If the condensate drain line isn’t clogged, there may be a crack in the drain pan causing the leak. Check the indoor unit for any signs of overflowing water.

What causes furnace flue condensation?

A flue that is too large allows too much air to circulate, making it difficult for the warm gas and vapors exiting the furnace to create a strong updraft up and out of the vent. As the vapor sits in the flue it cools, creating condensation.

Why is my furnace leaking water in the winter?

Causes of Furnace Leaks It could be condensation, for example, which is common among high-efficiency furnaces. This can be the result of clogged condensation tubing, breaks in the condensation line or other possible issues with the pump. Humidifier issues are also a possible cause of furnace leaks.

How much does it cost to fix a furnace leak?

An average furnace repair costs $307, or between $131 and $484. Electric furnaces can run $300 or less to repair. Gas furnace repairs range from $375 to $1,200 due to complexity. Most HVAC repair professionals charge $75 per hour but can range from $50 to $150 per hour.

Why is there water under my air handler?

It can be several things such as a clogged condensate drain line, the drain pan is damaged or rusted, the condensate pump is broken, the air filter is not clean, or the refrigerant is low.

How do you unclog a condensate drain line?

How to Unclog Your AC Condensate Drain Line

1. Turn off your air conditioner.
2. Remove the cap from the pipe.
3. Check to see if there is any debris stuck in the drain.
4. Remove any visible debris and retest for proper drainage.
5. Pour in Vinegar.
6. Replace the drain cap.
7. Remove the drain cap.

Why is my flue leaking?

Without a properly fitted chimney cap, the flue and fireplace are left completely exposed to water entry from rain. If flashing is incorrectly installed, damaged, or merely loses its seal due to wear and tear or age, water can easily seep through any gaps.

How do I stop condensation in my furnace vent?

Prepare to Wrap Your Ducts Insulation prevents warm air outside the ducts from contacting cool, metal ductwork, thereby preventing condensation. Duct wrap, which is insulation made especially for insulating ducts, has an inner layer of foam or fiberglass and an outer layer of foil.

How do you unclog a furnace drain?

The most efficient way to clear a furnace drain is with a jet of water from a garden hose. If you can access the drain opening in the furnace drain pan, that’s the best place to insert the hose, turn on the water full blast and blow out all the crud blocking the pipe.