AC Drain Line Leak Water Damage

In Florida, air conditioners run most of the year and remove a lot of moisture from the air. That water collects in a drain pan and leaves through a condensate drain line. When the line clogs or the pan overflows, water can soak ceilings, walls, flooring and carpet around the air handler, often slowly and out of sight in a closet, attic or garage.

We answer water-damage calls 24/7. For emergency water damage, we typically arrive within 60–90 minutes in our primary service area of Hernando and Pasco counties around Spring Hill, with arrival times varying based on location, traffic, time of day and crew availability. Outside Hernando and Pasco counties, we give you an estimated arrival time when you call.

Signs of an AC drain line leak

• Water or a damp spot on the floor near the indoor unit or in the closet where it sits
• A stain or sagging spot on the ceiling below an attic air handler
• Wet carpet, swollen baseboards or peeling paint near the unit
• A musty odor when the system runs
• The system shutting off on its own, which can happen when a drain pan safety switch detects a full pan

What to do right away

1. Turn the system off at the thermostat so it stops producing condensate.
2. Stop the spread. Put towels or a container under active drips and move belongings out of the wet area.
3. Turn off power to wet areas if you can do it safely. Never walk through standing water near outlets or cords, and do not turn on ceiling lights in a wet ceiling.
4. Take photos and video of the water, the unit and any stains before anything is moved.
5. Call us for water removal and drying, and an HVAC contractor for the system itself.

Who does what

The air conditioning system, its drain line, drain pan and safety switch are serviced and repaired by a licensed HVAC contractor. That work is outside our scope: we remove the water, find where it has traveled, dry the affected materials and document the work, and we coordinate timing with your HVAC contractor so drying can start once the drain is flowing again.

How we handle it

1. Assessment. We look at where the water came from, how long it may have been leaking and which materials it reached. Water that has been sitting in a pan or soaking into materials can become more contaminated over time, so we decide the water category on site.
2. Finding hidden moisture. Pin and pinless moisture meters confirm which materials are wet. Thermal imaging can help show where to check more closely, such as above a ceiling or behind a wall next to the unit.
3. Water removal. Standing water is extracted from floors, carpet and pad. See emergency water extraction.
4. Removing what cannot be dried. Wet ceiling insulation, carpet pad or the lower part of drywall are removed when they cannot be dried effectively in place or the water category means they should not be kept.
5. Drying. Structural drying with commercial dehumidifiers and air movers, adjusted based on moisture readings.
6. Documentation. Photos, moisture readings and drying records for you and your insurance company.

Asbestos and lead in building materials

Before drywall, ceilings, flooring or other building materials are removed, we review them for materials that could contain asbestos or lead-based paint. Asbestos can be present in homes of any age, and homes built before 1978 may have lead-based paint. When a building was constructed in 1986 or earlier, or a material in a newer building looks suspect, we have it evaluated by an independent environmental professional before it is disturbed. If asbestos or lead-based paint is present, that work is handled by appropriately licensed or certified professionals. This can affect the schedule; until then, we focus on removing water and controlling humidity.

Helping prevent the next one

Ask your HVAC contractor about regular maintenance of the condensate drain line and drain pan, and whether your system has a working float or safety switch that shuts the unit off before the pan overflows. A slow leak caught early usually means less material to remove and less drying time.

How long drying takes

Most water-damage drying projects take approximately 3–5 days, but drying time varies based on the materials affected, the extent of the loss, moisture levels and site conditions. Actual moisture readings, not an arbitrary number of days, determine when drying is complete.

Materials that stay wet are where mold can start. See preventing mold after water damage.

Insurance

Insurance coverage for water damage depends on the cause of the loss and the terms of your policy. We document the restoration work with photos, moisture readings and job records, and we can communicate with your insurance adjuster about the work we perform. Coverage and claim decisions remain with your insurance company.

How we work with insurance

Service area