clearance assessment should be made after mold remediation to show the
mold remediator successfully cleaned up the mold. If so, a
mold clearance letter is
Purpose of Mold
Confirmation of Conditions. Normally, the
goal of mold clearance inspection is to show mold conditions that
previous existed are no longer present. It can also be used to
show mold levels are acceptable for most people. A mold
clearance letter can be issued anytime mold clearance criteria are
Need for Mold
Clearance Letter. If you ever intend to sell your
house after a mold incident, you're likely to need a mold clearance
letter to show your
buyer. Landlords and property managers may need it to show current
or future tenants.
should be provided by a certified mold inspector or industrial
hygienist. It can be obtained before reconstruction begins or
after it's complete. The choice depends on goals and
Testing. Clearance testing can take place before
remodeling begins. It's preferred to do it before rebuilding so further
mold clean up can be done, if necessary. At a minimum, testing
needs to be done inside the work zone. We like to test on the
outside of the work zone too, largely to verify the protected areas
weren't contaminated further during mold clean up.
Testing. Clearance testing can also occur after remodeling
is complete. It has the advantage of verifying mold levels are
acceptable in its finished condition, with heating air systems running,
and routine activities occurring.
Clearance Criteria. Before testing, Home InSight
verifies the moisture conditions have been addressed and the mold is
cleaned up. When satisfied, air sampling is done.
The goal is to determine if mold levels are acceptable. For
most molds, the indoor levels need to be lower than outdoors.
For some molds, there is more specific criteria because it shouldn't be
found in the air at all.
For clearance testing,
ideally the air scrubbers should have been turned off for at lest 24
hours. However, 2 hours is usually
clearance conditions are met, a
mold clearance letter is issued. Please understand that it's
only for time mold clearance testing was performed. Our goal
confirm elevated mold conditions are gone and it's likely to stay that
way. When we're satisfied, we'll issue the clearance letter
The letter shows
potential home buyers, tenants, and others the house is
Mold Removal & Mold Cleanup Information
This website only covers mold inspection
& mold testing. Our other website, Metro Atlanta
Area Mold Assessments, discusses the mold remediation process
and the professionals who do them in greater detail.
Assessments | Mold Remediation Process |
| Mold Testing
| Mold Inspector |
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