Why is my AC leaking through the ceiling?

One of the most frequent calls is about water leaking through the ceiling from a Air Conditioner. Most of the time (assuming the leak is coming from inside the home) the problem is a clogged condensate drain line.

How do I stop my AC vents from sweating on the ceiling?





Wrapping your AC ductwork is an effective way to prevent condensation. Duct wrap has a foam insulation inner layer and a foil outer layer. Cleanly wrap it around the AC duct and fasten with duct tape near the joints.

Why is my air vent dripping water?

Dirty Air Filters

Instead of dripping condensation drops into the drip pan, the water will freeze over the AC’s evaporator coils, forming a thin layer of ice. The longer you keep the dirty filters, the thicker the layer of ice becomes. This ice will start dripping as it melts, causing the water to drip from your vents.

How do you fix a leaking AC vent?

If the drip tray is leaking or the condensate drain is clogged with algae, dirt, or minerals, water will leak from the system. To solve the problem yourself, clean the drip tray and check for leaks. Unclog the condensate drain line using a mixture baking of soda and vinegar or a stiff wire.

How do you unclog a condensate drain line?





How to Unclog Your AC Condensate Drain Line

  1. Turn off your air conditioner. …
  2. Remove the cap from the pipe. …
  3. Check to see if there is any debris stuck in the drain. …
  4. Remove any visible debris and retest for proper drainage. …
  5. Pour in Vinegar. …
  6. Replace the drain cap. …
  7. Remove the drain cap.

How do I stop my AC unit from leaking water inside?

How to Fix Air Conditioner Leaking Water from The Unit?

  1. Change Your Air Filters. …
  2. Clean the Condensate Drain Line. …
  3. Make Sure Your Drain Pan Is the Right Fit for Your Unit. …
  4. Pour Bleach into Your Drain Line Every 6 Months. …
  5. Don’t Overwork Your Air Conditioner When It’s Hot Outside.

Why is my AC ductwork sweating?

There are two primary causes of sweating ductwork: poor duct insulation and excess indoor humidity.

Is it normal for ductwork to sweat?



Occasional condensation on A/C ducts is not a problem, but keeping an eye on the situation is recommended. Persistent ductwork sweating may eventually lead to water damage. Excessive condensation can also create conditions favorable to mold or mildew forming in areas surrounding the duct itself.

Why is my ductwork full of water?

There are a few common reasons for water in air ducts. Moisture can be a sign of low duct temperature. During the heating season, unused air-conditioning ducts located in unheated rooms can collect moisture. Moisture can also collect in the summer if cool air passes through a duct in a room that isn’t air-conditioned.

Can an air duct leak water?

Another danger caused by A/C duct condensation is water leakage. The moisture developed in your ductwork can become a source of the water leak in the ceilings, roof or walls. Even the smallest leak is critical to your home’s foundation and your family’s safety.

Will a dehumidifier stop condensation on ductwork?



A dehumidifier keeps the moisture in your home at healthy levels year-round, eliminating condensation on plumbing and ductwork, and improving indoor air quality.