Testing and laboratory analysis

Environmental Services

Testing for the things a walkthrough cannot show you, across Northern Virginia, Maryland and Washington DC. Booked on their own, or on your inspection.

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4.9 rating, over 4,000 reviewsAccredited laboratory analysisOn its own, or added to an inspection

Every test we offer

Testing for what a walkthrough cannot show you, plus the termite inspection that is usually booked alongside them. Each is booked on its own or added to a home inspection visit, and the questions further down help if you are not sure which one fits.

Tests and inspections

Book it on its own, or on the inspection

Book tests separately or alongside a home inspection. Tell us which services you need so we can confirm the appointment arrangements.

Independent of the fixWe do not do remediation, mitigation, abatement or water treatment, and we take no referral fee from the companies that do.
Service-specific reportsReport contents depend on the service selected. Check the service page for its included readings or laboratory results and confirm delivery timing when booking.
Accredited laboratory analysisWhere a physical sample is collected, it is analyzed by an independent accredited laboratory rather than by the person who took it.
Where we testNorthern Virginia, Maryland and Washington DC. Environmental testing is not offered in Pennsylvania or West Virginia.

We test and report. We do not sell the remediation. No one here earns anything from a result coming back high.

Environmental questions

Which test do I actually need?

Choose a test for the question you need answered. For selected air or surface samples, see mold; for radon measurements, see radon; for particle, vapor or gas readings, see air quality; and for selected tap-water tests, see water quality. Tell us the property details, affected areas and any lender requirements so we can confirm the appropriate service before booking.

Can these be done during my home inspection?

Yes. Tell us which tests you want with your home inspection. We will confirm the visit arrangements and expected report timing for each selected service.

What does "accredited laboratory" mean here?

The physical sample, an air cassette or a water or material sample, is analyzed by an independent accredited laboratory rather than by the person who collected it. The laboratory result is what appears in your report.

Do you also fix what the test finds?

No. We do not do remediation, mitigation, abatement or water treatment, and we take no referral fee from the companies that do. That is deliberate: the result should not be written by anyone who profits from it.

Is a home inspection the same as environmental testing?

No. A home inspection is visual and non-invasive, and it will not tell you the radon level, the spore count or whether a material contains asbestos. Those come only from a test.

Inspection & Testing Examples

Sample Reports by Service

Residential reports
Commercial reports
Environmental reports
Specialty reports
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SAMPLE REPORT ASHI NACHI
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