Mold Remediation in Baton Rouge, LA

Mold remediation or a cleanup: telling the two apart

Growth sitting on glazed tile, glass, metal or sealed trim stays on the surface, and a small contained patch of it is a cleanup at the bottom of the price table. Growth in anything porous is a different matter. Gypsum board, fiberglass batts, ceiling texture and carpet pad soak up water and hold it, and the mold roots into them rather than resting on top. Those materials are removed and replaced, which is what turns a cleanup into mold remediation.

The assessment decides which side of that line each room sits on, with moisture readings rather than a guess from a photo.

How mold remediation is carried out in a Baton Rouge house

A written scope. The job starts from an independent assessor's report listing each room, the materials affected and the moisture source.

The cause dealt with. A dripping supply line, a roof flashing, a crawl space with no vapor barrier or a bath fan that blows into the attic is put right before or alongside the removal. Leave it and the work has to be repeated.

The work area closed off. Polyethylene walls and a zippered doorway enclose the rooms being worked on. A filtered air machine exhausts from inside the enclosure so its air pressure stays below the rest of the house, and the AC registers in that space are taped shut.

Affected material out. Drywall is cut well past the last visible growth, wet insulation and pad come out, and everything leaves the enclosure double-bagged.

Framing cleaned and dried. Studs, joists and sheathing that stay are vacuumed with filtered equipment, cleaned, treated and dried with dehumidifiers until meter readings come down to normal for the wood.

An independent check. Before the plastic comes down, the rooms are looked at, and on a larger job sampled, by someone other than the remediation contractor. Only then does the rebuild start.

Call (225) 422-7176

Mold remediation in Baton Rouge's older housing

Baton Rouge's homes have some age on them. Census figures for 2020 to 2024 put the median year built for housing in the city at 1976, and about 58 percent of its 106,712 housing units went up before 1980. Supply lines, shower pans, roof coverings and window flashing from those decades have had a long time to wear out, and a slow leak inside a wall is exactly what a remediation scope has to chase down.

The weather adds to it. The Baton Rouge airport averages 61.94 inches of rain a year, with a tenth of an inch or more on about 77 days, so a small roof or window leak gets plenty of chances to keep a wall cavity wet.

Mold remediation and Louisiana's contractor rules

State law sets out what a mold remediation contractor may and may not do, and every homeowner can use it as a checklist. A contractor may not perform both the assessment and the remediation on one property, or own an interest in both companies (La. R.S. 37:2158(A)(23)). Mold remediation with a project value of $7,500 or more requires the state mold remediation license from the Louisiana State Licensing Board for Contractors (La. R.S. 37:2150.1), and an applicant for that license must show at least twenty-four hours of training in mold remediation and basic mold assessment (La. R.S. 37:2156.1).

Once you have a contract, the contractor must give you in writing, when you ask, its name, license number, classification and current insurance certificates (La. R.S. 37:2158(A)(15)), and the same section requires a written report to each customer it works for. Asking for those papers before work begins on a Baton Rouge home is simply sensible.

Mold remediation cost in Baton Rouge

A patch under ten square feet is $500 to $1,500. A single room, whether a bathroom, closet or bedroom, is $1,500 to $4,500, and a bathroom together with the wall and ceiling beside it $2,000 to $6,000. A crawl space cleaned and treated with a new vapor barrier is $3,500 to $9,000; an attic $2,500 to $8,000; an AC system and its ductwork across a whole house $6,000 to $20,000. The clearance test at the end is $300 to $700. These are budgeting ranges, and the written price follows the assessment. Every row is on the cost page.

Call (225) 422-7176

Planning a mold remediation: the first call

Ring (225) 422-7176 and say where the growth is, what is wet or was wet, and whether an assessment has already been done. If it has, have the report handy; if not, that comes first. You can also use the callback form below or the contact page.

• The independent assessment that comes before remediation
• Dark growth on walls and ceilings in Baton Rouge
• Mold behind showers and bathroom walls
• Drying a house before mold gets started