Historical
IEST-RP-CC021.4
Testing HEPA and ULPA Filter Media
This Recommended Practice (RP) discusses test methods for physical and filtration properties of high-efficiency particulate air (HEPA) and ultra-low penetration air (ULPA) filtration media. Application of this RP is by mutual agreement between the customer and the supplier. Use of this RP should be ap-plied, but not be limited to: a) Acceptance criteria for test methods; b) Test aerosol and particle size; c) Test face velocity.
Institute of Environmental Sciences and Technology [iest]