... stop floor filter 1,Low initial resistance 2,High separation efficiency 3,Economical PA-50 fiberglass paint stop floor ... filter Featrue:1,Low initial resistance 2,High separation efficiency3,EconomicalApplication:This product is used in spray-paint ... arrestance:93%(ASHRAE52.1-1992)EUROVENT4/5 class: EU3, EU4Average separation efficiency: 95%Final resistance: (suggested) 130Pa-200Pa Dimension ...