HERTSMI-2

HERTSMI-2 Testing

Overview

HERTSMI-2 is a mold test that analyses the dust sample provided for 5 molds. These molds are known as the “Big 5”. HERTSMI-2 is an acronym for Health Effects Roster of Type-Specific Formers of Mycotoxins and Inflammagens – 2nd Version.

How does HERTSMI-2 Differ from ERMI Testing

HERTSMI-2 differs from ERMI Testing in a few ways;

• HERTSMI-2 Testing looks at 5 molds, ERMI looks at 36 mold species.
• The ERMI gives the result as an easy to understand the comparison to an established database of water-damaged buildings and nonwater damaged buildings.
• As HERTSMI-2 Analyses for 5 molds, it is cheaper to do the analysis compared to 36 for the ERMI.

Which Mould Species are identified in HERTSMI-2

Aspergilus Penicilloides
Aspergillus Versicolor
Chaetomium Globosum
Stachybotrys Chartarum
Wallemia Sebi

How Can the HERTSMI-2 Score be used

A HERTSMI-2 score <10 is indicative that the building is safe for re-occupancy.

Additional Resources

Surviving Mold HERTSMI-2 Scorecard