过滤效率等级可选F6-H14，每台过滤器均按标准
EN1822:2009检测
采用超细玻璃纤维滤纸作为滤材，过滤效率稳定
可带双面护网，保护滤料，强度好
外框材质可选：铝合金、不锈钢
分隔物：热熔胶
密封物：聚氨酯
Filter efficiency ranges from F6 to H14, each filter passed
test according to EN1822:2009.
Use special fiberglass paper as filter material, good
stability of filtration efficiency.
Double side retainers, protect the filter material, good
strength.
Frame material: aluminum alloy, stainless steel.
Separator: Hot-melt glue.
Sealant: Polyurethane.