Separator Standard Capacity HEPA Filter(SSH-150/290) Features *Separator HEPA Filter (thickness 57/8inch, 150mm/thickness 111/2inch, 290mm) *In accordance with EN 1822 Class H11/H12/H13/H14 *In accordance with IES RP-CC-001.3TYPEA/B/C/D Conditions *Max temperature 80 *Max humidity 100%RH Testing (D.O.P. OR P.S.L.) 99.999% 99.99% at 0.3¼m 99.97%