Most ceiling leaks are persistent, not one-off or isolated problems.

The leak does pass through the ceiling, but it can also continue anddrip down walls.

Bubbled Paint

Bubbledceiling paintis often a sign of a ceiling leak.

Leaking ceiling with water dripping into red bucket

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Interior latex paint is sturdy enough to hold in water, much like a balloon.

So, the water passes through the ceiling drywall or plaster and is held back by the paint layer.

It may smellmildewyor even rancid.

Man painting room ceiling

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Or, the water might be clear and odor-free.

Ceiling patches may even indicate previous ceiling leaks.

Tip

Ceiling condensation isnota ceiling leak, though the two can be confused for each other.

The Harbor Breeze Mazon 44-in Brushed Nickel Flush Mount Indoor Ceiling Fan with Light Kit and Remote (3-Blade) in a home office

Ceiling condensation is the result of poorly ventilated bathrooms, kitchens, or laundry rooms.

Climbing ladders into attics or onto roofs may cause you to fall.

Falls are a leading cause of household injuries or death.

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Eliminate condensation as the cause of the ceiling leak.

If condensation is the source, add an exhaust fan or run adehumidifier.

The leak may not necessarily be directly above the fixture.

Toilet being removed from bathroom floor

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Instead, the fixture is the lowest point on the ceiling, so it collects water.

The tops of kitchen wall cabinets, too, act as collectors for water leaks.

Roll up fiberglass insulation batts.

Wax ring seal scraped from floor with metal scraper

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For loose-fill cellulose insulation, scoop it up with a dustpan and set it aside.

If the area above the leak is a roof, see if the underside of the roof is wet.

Underside leaks of this jot down often start high and move downward.

New wax ring seal added to bottom of toilet

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In some cases,water supply lines or drain lines behind wallsor under floors may be leaking.

The shape of the outline can help you determine where the leak is coming from above the ceiling.

Raised, damaged, or missing shingles may be leak points.

Toilet replaced back on wax ring seal

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Damaged shingles near the edge of the roof may indicate water leakage fromice dams.

Walk on the roof and further examine the shingles, along with the roof ridge.

Look at the metal step flashing alongside the chimney for signs of water entry points.

Caulk being added between door track and tub

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Check all pipes and vents that extend from the roof.

This is best installed prior to installing new shingles, not retroactively.

Electric heating cables are attached to the top of the shingles.

Caulk added in crack between tub and floor

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For replacing all of the flashing, consult with a roofing company or mason.

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Get buckets or large leak-proof containers to catch the dripping water.

Move or cover furniture with plastic to protect it from the leak.

Clean up the puddle or pool of water on the floor.

New plumber’s putty wrapped around bathtub drain

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If it’s a steady stream of water, plan on emptying the containers at regular intervals.

Usually, one of two main reasonsfaulty plumbing and roof problemsis the culprit behind ceiling leaks.

Depending on the severity of a leak, your ceiling can collapse.

Overflow drain cover removed from bath tub

The Spruce / Kevin Norris

Usually, drywall or plaster with continuous streaming water will wear down with water pressure or prolonged water damage.

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Water supply line being unscrewed from toilet with pliers

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Water supply line pipes being checked under sink

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P-trap pipe being checked for leaks under sink

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Drywall cut to check water supply pipes within wall for leaks

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Drywall removed from ceiling to check for leaks

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Drywall cut with electric drill inserting nail into ceiling joints

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Drywall being cut to replace missing ceiling panel

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Cut drywall lifter and inserted into ceiling hole

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Drywall screwed into ceiling with electric drill

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