Mold inspection: a moisture investigation that looks for mold

How mold inspection works

1. A visual and moisture survey first. The inspector walks the building with a moisture meter and usually a thermal camera, looking for the wet material behind the visible growth. Roof lines, window heads, plumbing walls, crawl spaces, attic sheathing and the cold side of exterior walls are where it normally lives. Anything found gets a reading and a location, not just a photograph.
2. Sampling, and when it is worth paying for. Air and surface samples tell you what is airborne and what is growing, which matters for a health complaint, a tenancy dispute or a sale. They tell you very little that changes the remediation plan, because the EPA guidance treats visible growth as something to remove regardless of species. Buy sampling when somebody needs evidence, not to decide whether to clean.
3. The scope of work is the deliverable. What you are really buying is a written scope: which materials come out, where containment sits, what gets cleaned, what has to be dry before rebuild starts, and how the work will be verified. That document is what lets you compare remediation bids against each other rather than against three different jobs.
4. Clearance after the work. Post remediation verification is a second visit, after containment is up and the work is done but before anything is closed back in. Failing it is normal and is the point. An inspector who also did the remediation is marking their own homework, which is why many states and most insurers prefer the two roles separated.

Insurance, landlords, sales and mold inspection and remediation together

Homeowners policies generally cover mold only where it followed a covered sudden loss, and many carry a specific mold sublimit. Long term leaks and condensation are usually excluded as maintenance. Inspections are rarely covered at all, which is why they are usually paid for by the person who needs the evidence: a buyer, a tenant, a landlord defending a claim, or an owner building a case for one.

Common questions

Do I need a mold inspection if I can already see mold?

Often not, if the cause is obvious and the area is small. The EPA guidance says an area under about 10 square feet can usually be handled without a specialist. Pay for an inspection when the cause is unknown, the area is large, or somebody needs a document.

Should mold inspection and removal come from the same firm?

Ideally not. The firm that writes the scope has an interest in the size of the scope, and the firm that clears the work has an interest in passing it. Separating the two costs a little more and is the single cheapest way to keep a remediation honest.

What does a residential mold inspection cost?

It depends on the size of the building and whether laboratory samples are taken. A visual and moisture survey of one room is a fraction of a whole house investigation with sampling. Ask for the price split into survey, samples and report, because the sample count is what moves the total.

What should a mold inspection report contain?

Moisture readings with locations, photographs, the suspected water source, an assessment of affected materials, a written scope of remediation, and the criteria for clearance. A report that stops at laboratory results is a laboratory result, not an inspection.

How to get a free mold inspection without buying the remediation?

Ask for the moisture readings and the report in writing before any quote, and say you are not instructing the work on the visit. A free inspection is a sales call unless it leaves you something you could hand to another firm.

Is a mold and mildew inspection different from a mold inspection?

Only in the words. Mildew is surface growth on a damp finish and mold is the same organism with more to eat, so the visit is the same moisture investigation either way.

Claims data by state

• Water damage claims in Arizona
• Water damage claims in Florida
• Water damage claims in Georgia
• Water damage claims in North Carolina
• Water damage claims in Texas
• Water damage claims in Washington