Large air flow V type high efficiency filterMain usage : electronics,semiconductor,hospital,pharmacy, food,precision machinery and other industries,civil or industrial clean room with higher requirements for cleanliness.Performance specification :Frame : stainless steel galvanized steel sheet . Filter material : glass fiber filter paper ( imported filter paper)Separator : hot melt adhesive Sealing :polyurethane adhesive Filter efficiency : 99.999%Wet fastness:100%Grades of filters*Note:The maximum resistance is 600pa,to ensure that products manufact...