●框架:高强度模切纸板

●滤材:进口合成纤维

●厚度: 95mm (4")45mm(2")20mm(1")

●效率:比色法45% ( ASHRAE 52.1-1992 )或G4

●特点:阻力小、重量轻、易更换、环保安全

Disposable Filte with Paper Frame (synthetic fiber)

Frame: die-cutting paper board with high strength

Filtering Material: imported syntheticfiber

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

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

Characteristics: small resistance, light weight, convenience

for replacement, environmental protection and safety