There are a lot of reasons why this happens but there s only one cause.
Condensation air conditioner vent bathroom.
What you see is condensation also known as ductwork sweating.
Let s start with the cause.
Air leaking around the vent.
From there the water is flushed out of your home through a drain pipe line.
If air is able to escape around the ac vents rather than flow through the grates as it should it can cause condensation to build up and drip from the ac vents.
When the air is pulled in condensation drips from the ac coils to what s called a drip pan.
Loosen the two screws holding the ceiling vent in place with a phillips screwdriver while keeping one hand on the.
If your air conditioner supply vents are sweating you have a cold surface the vent and near it you have air with water vapor in it.
The water could be coming from an air leak in the vent or something called the duct boot.
Sometimes particularly when a bathroom exhaust vent extends through an unheated section of your home the possibility of condensation buildup can occur.
If you let it go you could end up with property damage along with a potential air conditioner repair bill.
Condensation occurs only when humid air is in contact with a cold surface.
You may be able to adjust a damper in the duct to the bathroom vent.
Routine hvac maintenance will keep all of the parts of your air conditioner working efficiently.
What causes duct condensation.
Mastic sealant can help solve this problem but speak with a professional first.
Sometimes increasing the airflow through the air conditioning vent solves the problem.
Since there is lots of humidity near the air conditioner vent the chance of condensation forming is likely to happen.
When cold air mixes with humid air that s when the condensation and moisture occurs.
Setup a ladder below the ceiling vent with the greatest amount of condensation.
The moisture in the air can cause humidity when the air can no longer hold the water.
Water vapor that drops out will come in contact with cold surface.
Look for air escaping from anywhere besides the grates.
Other than that you just have to accept it.
The easiest thing you can do to fix water leaking from your ac vent is to reach up and feel for any air escaping from around the sides of the air vent.
There are several steps that can be taken to prevent this from occurring.
When this is the case warm moist air from the bathroom can condense on the inside of the cold duct and can run back down into the bathroom.
If you ve noticed condensation on an ac vent air conditioner vents sweating or worse an ac vent leaking water you re right to be concerned and start investigating what might be going on.
That is when the air conditioner vents sweatingand condensation will form.
As the humidity level rises outdoors condensation will gradually begin to form on the surface of your air conditioning ducts.