Ceiling water damage repair in Miami homes and condos

In a single-family home, a ceiling stain usually comes from the roof, an air handler or its drain pan in the attic, or a bathroom on the floor above. In a condo, it is often the unit upstairs: a toilet seal, a shower pan, a washer hose or an AC drain line.

We read the ceiling and the area around it with a moisture meter and a thermal camera to see how big the wet area is and which way it is spreading. That pattern often points straight at the source.

• Roof leaks over top floors and single-story homes
• AC drain pans and condensate lines in the attic
• Toilet, tub and shower leaks from the floor above
• Washer hoses and supply lines in the unit upstairs
• Window and balcony leaks running along a slab

Ceiling drywall loses strength when it soaks. A small stain from a short leak can sometimes dry in place, but drywall that sags, cracks at the seams or stays wet after a day or two is cut out. The EPA advises discarding wet ceiling tiles and wallboard that cannot be dried in place within 48 hours.

We cut out to the edge of the wet area in a clean square so the patch blends in. Opening the ceiling also lets air reach the joists and insulation above, which is the only way that cavity dries.

Water from the unit above is one of the most common condo calls. Under Section 718.111(11), the association insures and repairs the condo property as originally installed, while items that serve only one unit, such as floor, wall and ceiling coverings, fall to the unit owner's policy.

A Florida law firm's reading of that statute is that, for a sudden leak, drywall and what lies behind it generally falls to the association, and interior finishes fall to the owner. We document the source, the wet area and the drying so management and both owners have the same record.

Many older homes have textured or popcorn ceilings. Water makes that texture loosen and fall in patches, and a repaired section has to be retextured to match the rest of the ceiling.

We cut back to solid, dry texture and patch with a matching finish once the drywall is dry. On a large ceiling, it is sometimes cleaner to retexture the whole room so the patch does not show.

Water coming through a ceiling lands on whatever is below it: carpet, furniture, a bed, a desk. We extract the floor, move contents to a dry area and dry the walls under the leak, which often take water down from the top.

Air movers and a dehumidifier run in the room and aim up into the opened ceiling. Readings are taken daily, and repairs start once the joists, the drywall edges and the floor read dry.