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Five Rules to help you decide when to hire a Professional
to Inspect for Mold and to
Prepare a Mold Remediation Plan
This article is intended to help readers decide when it is appropriate to
perform mold inspection and testing on a building allowing you to avoid spending
money on mold testing. However, you also want to avoid spending
money on unreliable mold "tests" and inspections that do not validly support any
conclusion about the building.
Often visible fungal growth is quite obvious. What is less obvious, and what
will require an expert inspection, is the extent of mold cleanup needed in the
building, possibly including hidden mold in wall and ceiling cavities. To
be effective and to produce advice based on more than a wild guess, building
investigations for mold, allergens, gases, or other indoor air quality concerns
must take a broad approach to site and building examination for probable sources
of moisture, toxic/allergenic mold, or other allergens.
In order to have some confidence that we understand the building, how it
works, where the risks and problems lie, we examine at the entire structure,
inside and out, and its mechanical systems are examined as well. Partial
inspections, like partial remediation, risk the cost of having to repeat the
process if it was not proper and complete the first time.
It is very important to note that even though a little or a larger amount of
mold is visible on the drywall or other interior walls of a building,
professional inspection is probably needed to define an accurate assessment and
identification of the location and extent of moldy material removal and
cleaning.
If your ONLY concern is the identity of the mold you've already seen,
and if you are confident that there is not a possible problem elsewhere on the
property, you could simply send a mold sample to any mold lab for determination.
Relatively inexpensive kits for an inexpensive and easy way to test mold
or to screen settled dust for mold are at stores such as Home Depot or
Lowe's. Just keep in mind that those test kits will only give you lab
results for the one spot you test and often the results can generate more
questions than it will provide answers.
Here are five reasons to consider a more
extensive on-site investigation for toxic or allergenic mold:
1. People in the building are at particular health risk:
elderly, infant, immune-impaired, asthmatic, history of respiratory illness or
other medical complaints which might be caused by or aggravated by mold,
allergens, or other bioaerosols.
2. People in the building are sick and there is reason
to suspect that the building is causing or contributing to health, air quality,
or similar concerns. You need a building or apartment evaluation and diagnosis
to answer the question that may be posed by your doctor: might the building
be contributing to or causing these complaints?
3. The building has or is suspected of having had a history of
significant leak events or even a single event which flooded some
areas: plumbing leaks, roof leaks, ice dam leaks, basement water entry, sewer
backup, ventilation problems, air conditioning system problems; forced-air
central heating/cooling concerns. If hidden building cavities have been wet, the
mold you see may be just the tip of a "mold iceberg" that does need an
expert to find the extent of mold, cause of mold, and to remove the mold.
4. Large areas of water damage or mold contamination have been
seen and you need an estimate of the extent of demolition and mold
remediation which will be needed to make a proper cleanup and repair.
Small mold problems: If you are
confident that the amount of mold is less than 30 sq. ft. of contiguous
mold (and that there is no
significant risk of a larger hidden mold problem) then mold remediation
guidelines suggest that professional remediation is not appropriate. You do
not need to hire someone other than perhaps a handyman or general cleaning
service. BEWARE: if during cleanup of a small mold problem you discover that it
is actually a large one, stop work and bring in a professional to advise you on
how to proceed.
Large mold problems: If more than 30 sq. ft.
of mold-infected material is found or is already visible, then you need
professional advice as more serious health risks and mold contamination may be
involved.
5. Contractors have already bid a variety of expensive
mold-cleanup approaches to building cleanup/remediation and you need an
unbiased, informed professional to help sort out these proposals.
Got mold?
call the
Mold Pros of Ohio !
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