Gas Furnace Vent Pipe Leaking Water

So if it is dripping water you should have a professional inspect the unit immediately.

Gas furnace vent pipe leaking water. Once the water starts to collect and pool up there s a potential for water damage. However if that line becomes clogged the water backs up into your home and pools around the furnace. Furnace is leaking when ac is on 1. Poorly designed exhaust pipe.

An upflow gas furnace will have the evaporator coil installed on top of it. Taking a look at the vent or exhaust pipe is a pretty foolproof technique so don t worry if you don t know your furnace s afue rating. The evaporator coil is the indoor coil for air conditioning. One of our westfield customers annie m had the clogged issue.

Improperly designed vent pipe. 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. There are two main issues that can cause your conventional furnace to drip water. If your furnace exhaust pipe or flue pipe is leaking it can be a sign of a much bigger problem.

Here s what to look for. Another reason for your furnace leaking water is a break or clog in the humidifier. First off conventional furnaces were not designed to produce water of any kind. There could be a few reasons why your furnace is leaking water but let s start with the most likely one.

However if this tube becomes clogged or if the drain on your floor becomes it can cause water to backup and leak out of the furnace. This is typically flown out of a pvc pipe that comes from the furnace and drains into the floor drain in your furnace room. That water needs to be drained out of the home via a pvc pipe called the condensate line. If your conventional furnace is leaking water it s most likely because of 1 of these 3 reasons.

If water does enter the combustion air pipe there should be a tee installed at distinct locations to prevent water from entering and leaking from the furnace. High efficiency furnaces those with an annual fuel utilization efficiency afue rating of 90 percent or higher have cool exhaust and as a result they produce condensation. Gas furnace leaking water from evaporator coil. When these pipes either get clogged or break you ll get leaking condensation around the base of the furnace.

Why a conventional furnace leaks water. Or if the line breaks the water will leak around the furnace. Possible causes of leak again the most common reason for a leaking furnace is a condensation leak. Sun exposure and heat especially during the summer can cause the rubber boot to crack creating the space for water to leak in.