Can A Home Furnace Leak Water

As a result water may appear under your furnace even if the leak isn t nearby.

Can a home furnace leak water. If you have a whole house humidifier connected to the furnace there may be an issue which is causing the humidifier to leak into your furnace. Some furnaces naturally produce water but many times if it s an unusual amount it may be best to figure out where the leak is coming from. High efficiency furnaces extract heat from the combustion gases for a longer period of time than a standard efficiency furnace does causing the gases to cool then condense. There are a few different reasons that can cause your homes furnace to leak water.

The water will drip into the drain line and then be channeled into the floor drain. A problem with the heat exchanger in your furnace could cause a water leak and unfortunately is one of the most expensive repairs. Plumbing leaks can occur along the ceiling pipes causing water to drip down onto the furnace or the floor nearby. This makes it seem like you have a furnace leaking water but it s actually the air conditioner.

However older furnaces can develop corrosion on some parts and begin leaking water. This water condenses on the evaporator coil similar to the condensation that appears on a cold glass of lemonade. The holes start off very small and get bigger over time. If something isn t working properly though water can leak out and make it appear that something is going wrong with your furnace when actually the problem is typically with the ac unit.

Should i be worried about the water leak from my ac. Again the most common reason for a leaking furnace is a condensation leak. The only real big cause of a furnace leak would be an incorrectly installed flue the big metal pipe that carries exhaust out of the home. If you ve looked into the other possible causes of a leak and can t find it it may be.

When your flue is too small or installed poorly heat can become trapped which over time will cool and convert any moisture content into liquid. Leaks can cause huge issues including damaging parts flooring and walls and lead to mold growth. The problem is that the condensed water has to go somewhere which leads us back to our original question. This is especially significant if your furnace is connected to a drain since the floor will be sloped gently to encourage runoff.

The condensation is routed to a floor drain. Do your homework and get more than one estimate before you act but get started now. If the cause of the leaking water is condensation. The resulting cool dry conditioned air is blown into your home.

Eventually if not corrected this will cause pressure problems in addition to water leaks and the furnace will fail to run.