Product Details
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2' x 4' HEPA Filter - IN STOCK
24"x48" Ultra Low Particulate Air 0.12 µm (micron) 99.999% minimum effectiveness.
Mini-Pleated HEPA Filter on Aluminum Frame.
Nominal size: 23.375 x 47.375 x 4.687
Minimum particle penetration size of 120 nanometres (0.12 µm, ultrafine particles).
Is ULPA filter better than HEPA?
ULPA filters trap more and smaller particulate matter than HEPA filters. ULPA filters are 99.999% effective at removing submicron particulate matter of 0.12-micron diameter or larger, while HEPA filters are 99.97% effective for eliminating particulate matter of 0.3-micron diameter or larger.
