●框架:高强度模切纸板

●滤材:国产优质化纤无纺滤料

●厚度: 95mm (4")45mm(2")20mm(1")

●效率:比色法30%- 45% ( ASHRAE 52.1-1992 )或G4、F5

●特点:经济耐用、易更换

Disposable Filte with Paper Frame (nonwovens)

Frame: die-cutting paper board with high strength

Filtering Material: domestic high quality chemical fiber nonwovens

filtering materials

Thickness: 95mm (4")45mm(2")20mm(1")

Efficiency: colorimetry, 30%- -45% (ASHRAE 52.1-1992) or G4, F5

Characteristics: economy and durability, convenience for replacement