Environmental Testing

Quality. Reliability. Honesty. In San Francisco since 2001

One Stop for all Your Environmental Testing

American Air Testing performs environmental testing including toxic mold, asbestos, lead, VOCs, allergens in dust, and drinking water. We find the problem and tell you and a professional contractor how to fix your problem. After the contractor have completed the project, and before containment is removed, we come back a perform clearance testing. This is usually how things go, but there are always exceptions. Give us a call to discuss your project.

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Everyone responds differently to mold. Some people are very sensitive, while others don’t respond to very high levels of mold.Higher levels of toxic mold spores has been linked to asthma in some groups. Most reactions are sneezing and coughing when exposed to higher levels of mold. Please consult your physician or health professional for personal guidance.

Your physician may want to run additional allergy tests before giving you guidance. Please show your physician your report. We are always available to answer questions.

We cannot answer that question without a physical inspection. More info here.


If your heating system and ducts were installed before 1981, it’s a good idea. Your heating company/other workers will probably not be licensed to test for asbestos. You do want a credentialed inspector if you are disturbing asbestos. Ask to see a license – it looks like a driver’s license issued by the state.

Probably! Your rental agreement should have a HUD statement about lead-based paint in your apartment. Take a look at your lease. Lead and Children, Allowable Lead Levels 2020How to Clean Up Lead Dust.

Directions for cleaning mold settled spores from stuffed toys and clothing are here.

If you see discoloration or mold growth on clothing or stuffed toys, discard and replace.

Mold indicates water damage from a leak, elevated humidity, or a foundation issue. Damage continues as long as water is present. Here’s more info.

If your building was built before 1981, there is a high probability that asbestos is present. Test BEFORE you demo or remodel. Assess Your Risk

IF – and it’s a BIG IF – your chosen mold remediation company or abatement contractor follows our professional recommendations and industry standards, it’s 100%. If not, then not so much. Give us a call to discuss. 415-337-2923.

For a trained professional mold consultant please see the American Council for Accredited Certification. The consultants with the lowest certificate numbers have the most experience.