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HEAFHigh Expectations Asian Father
HEAFHarlem Educational Activities Fund (New York, NY)
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HEAFHigher Education Assistance Foundation
HEAFHigh Efficiency Air Filter
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EN1822, High Efficiency Air Filters (HEPA and ULPA)--Part3, Testing Flat Sheet Filter Media.
The conference kicked off Tuesday, November 18 with an air filtration tutorial, which featured a variety of sessions including Air Filtration Markets; Air Filtration Of Gaseous Contaminants; Design And Testing of High Efficiency Air Filters and A Closer Look At ASHRAE Standard 52.
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