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The MoldCo Home Test Kit box, a HERTSMI-2 dust test for 5 water damage molds
HSA/FSA eligible

Mold Home Test Kit

4.5 on TrustpilotTrusted by 4,000+ people tested

Get a clear risk score

Free expedited shipping

Independent lab analysis

Stop guessing about the mold in your home. One mail-in dust sample delivers a clear score to guide your next steps.

  • Risk level designed by leading mold doctors
  • Species quantities on the specific molds tested
  • HERTSMI-2, the standard mold specialists use

Your home's mold risk score

Measures the 5 mold species most strongly linked to water damage

$199

How many tests?

In stock and ready to ship

Start testing · $199

Free expedited shipping included

Get a clear risk score

HERTSMI-2 scale

  • Under 11 Lower mold levels in your sample
  • 11–15 Borderline, consider professional inspection
  • Over 15 Elevated, worth professional follow-up

In your kit

Everything inside the kit: collection cloths, gloves, a prepaid return envelope, and illustrated step-by-step instructions

Dust collector, gloves, clear instructions, prepaid return envelope, and advanced lab analysis included

How it works

Finally, a straight answer about your home

Lifting the MoldCo Home Test Kit out of its delivery box on a kitchen counter

Order your kit

Ships in 1-2 business days. No prescription, no doctor's visit.

Gloved hand collecting dust from a shelf with the kit's sampling cloth

Take your sample

Just a few minutes to collect dust in your home.

Sealing the sample into the prepaid MoldCo return envelope

Mail it back

Drop in the prepaid envelope. Postage and return are on us.

Woman reading her home test results on her phone beside the kit

Get your report

Get a clear risk score and precise results you can act on.

Stop wondering,
get clarity

Toxic and inflammatory molds often hide behind walls, under flooring, and inside HVAC. Your dust holds the record, and this test is built to end the guesswork.

Reveals hidden mold

Certified lab analysis

Clear answers you can act on

Recommended by the pioneer of mold care

  • Dr. Shoemaker
    “Patients ask me what else they can do beyond treatment. Dust testing is one of the first things I recommend. Knowing what's in your environment is one of the best ways to give yourself every chance.”
    Dr. ShoemakerFounding Clinician at MoldCo

Trained or teaching at leading institutions

  • Duke University
  • Cornell University
  • Boston College

Designed to test
for what matters

Air Tests
Petri dishes
Tests for 5 water damage molds associated with illness
Reflects long-term exposure
Precise qPCR testing methodology
Compare against reference ranges

Built for clarity,
not noise

Our medical team sets the highest standard for mold testing so you test what you need, and nothing you don’t.

Clinician designed testing5Molds commonly associated with water damaged buildings, in one test
Extensive field expertise40+Publications from MoldCo's clinical team

As seen in core publications

  • Fitt/Insider
  • Good Day LA
  • Inc.
  • USA Today
  • Fierce Healthcare

Test 5 water damage mold species

  • Aspergillus PenicillioidesAspergillus PenicillioidesHigh humidity lover. Triggers allergies and asthma.
  • Aspergillus VersicolorAspergillus VersicolorCommon in dampness. Can produce toxic sterigmatocystin.
  • Chaetomium GlobosumChaetomium GlobosumSign of chronic water damage. Found on wet drywall.
  • Stachybotrys ChartarumStachybotrys ChartarumToxic 'black mold.' Loves constant moisture.
  • Wallemia sebiWallemia sebiFound in dry heat/salted foods. Respiratory irritant.
Order your Mold Home Test

Dust testing in action

Know what’s in
your home

Order your Mold Home Test

Disclaimer

This environmental dust test kit and lab test results are provided for informational and educational use only and is not a substitute for a professional inspection, environmental assessment, or medical advice. The environmental dust test kits are supplied by and directly shipped from an independent third-party vendor. Testing is also performed by an independent third-party laboratory. MoldCo is not responsible for shipping delays, loss, damage, or chain-of-custody issues once a test kit or sample is in transit to or in the possession of any third-party vendor or any other third-party shipping providers. MoldCo is also not responsible for the testing methodologies, sample processing, analysis, interpretation, reporting, turnaround times, or data handling practices of any third-party vendor performing the laboratory analysis. Test results apply only to the specific sample provided and conditions at the time of collection, and do not indicate that a property is safe, healthy, moldfree, toxin-free, or compliant with any law, regulation, insurance requirement, or standard. MoldCo makes no warranties, express or implied, regarding completeness, reliability, or suitability for any particular purpose of any products or services ordered through MoldCo, including, without limitation, any environmental dust test kits and lab test results. Users are solely responsible for following all collection, handling, and shipping instructions and for consulting qualified professionals, such as inspectors, healthcare providers, or legal advisors, before making property or health decisions.

By purchasing, activating, or using this environmental dust test kit and ordering the lab analysis, you acknowledge and agree to MoldCo's Terms of Use and Privacy Policy, and, in addition, you further acknowledge and agree to any applicable terms of use, privacy policy, and other terms and conditions of the independent third party vendor providing the environmental dust test kit and lab analysis