Water Dripping From Furnace Vent Pipe

Another reason for your furnace leaking water is a break or clog in the humidifier.

Water dripping from furnace vent pipe. These devices are hooked up to your plumbing system in order to add moisture to the air. The condensation is routed to a floor drain. Over time the moisture as well as the chemicals released by the furnace can damage the flue and vent pipe. Here s what to look for.

During hard rains water drips from a 45 elbow on my furnace vent line in our basement. About a quart of water collects over the course of 12 hours. Furnace is leaking when ac is on 1. If you have a conventional furnace the two most likely reasons for dripping water include.

Furnace condensation typically the condensation from a high efficiency gas furnace is channeled to a floor drain. If you have a standard efficiency furnace usually 15 plus years old it should not be leaking water. If your conventional furnace is leaking water it s most likely because of 1 of these 3 reasons. Leaky humidifier if your furnace has a built in humidifier and the humidifier is clogged or has a leak somewhere in it then that could explain the water pooled around your furnace.

Your leak could be a result of the condensation tubing becoming clogged or from breaks in the line. If any type of breakage occurs or they get clogged water will start dripping around the furnace. Possible causes of leak again the most common reason for a leaking furnace is a condensation leak. Improperly designed vent pipe.

When the furnace is on the vent drips every few seconds creating a puddle in the dirt next to the house. It could also be a result of the floor drain becoming clogged. If this is the case it s best to call your local furnace repair team. 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.

Rust and corrosion create leaks that allow the vapor to make its way into your home. If this is the case it could be an incorrectly sized flue pipe which is making water to drain back into the furnace. I could obviously seal the piping but then the water would run back into the furnace. Had routine furnace service inspection and technician said the dripping is normal.

The pipe is 4 galvanized makes a double 45 in the basement before going up through 2 floors and out the roof. Broken condensation line condensate pump.