Gas Furnace Vent Pipe Leaking Water

Gas furnace leaking water from evaporator coil.

Gas furnace vent pipe leaking water.

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. This is typically flown out of a pvc pipe that comes from the furnace and drains into the floor drain in your furnace room. Poorly designed exhaust pipe. So if it is dripping water you should have a professional inspect the unit immediately.

An upflow gas furnace will have the evaporator coil installed on top of it. There are two main issues that can cause your conventional furnace to drip water. 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. You ll know if you have a high efficiency furnace if.

An easy way to tell if you have a high efficiency furnace is to look at. Possible causes of leak again the most common reason for a leaking furnace is a condensation leak. Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe. There could be a few reasons why your furnace is leaking water but let s start with the most likely one.

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. 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. Here s what to look for. The vent flue pipe is white pvc as opposed to metal.

Improperly designed vent pipe. If your furnace exhaust pipe or flue pipe is leaking it can be a sign of a much bigger problem. 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.

Furnace is leaking when ac is on 1. The yellow energy guide tag says your furnace s efficiency is 90 or higher afue. The evaporator coil is the indoor coil for air conditioning. When the roof vent is leaking the actual cause must be identified first.

Sun exposure and heat especially during the summer can cause the rubber boot to crack creating the space for water to leak in.