●框架:优质铝合金型材

●滤材:玻纤滤料

●厚度: 100mm (4")、 46mm(2")、 20mm(1")

●效率:比色法30%- 45% ( ASHRAE 52.1-1992 )或G3、G4、F5

●特点:结构坚固、可更换滤芯、容尘量大、寿命长

Filter with Metal Frame (aluminum alloy)

Frame: high quality aluminum alloy

Filtering Material: high quality chemical fiber nonwovens flitering materials

Thickness: 100mm (4")、45mm(2")、20mm(1")

Efficiency: colorimetry, 30% - 45% (ASHRAE 52.1-1992) or G3, G4, F5

Characteristics: beautiful and firm, filte element can be exchanged, high dust holding, long sevice life