US EPA – ETV Program
Environmental Technology Verification Program
•www.epa.gov/etv/vertifications/vcenters5-2.html
•Verification reports – Valid for 3 years
•Provides quantified data as to how a fabric performs under
specified conditions
•Can be used for comparisons between fabrics
•Emissions based on PM 2.5
•Some states are providing incentives for using “verified”
filter media.
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