FRS-20 Coarse filter cotton
·Washable and reusable
·Low resistance
·Excellent flame retardant
·Flexible
·Economical and practical
Application: ≥5μm , Filter dust (especially used in the train or the subway, where the place has air-conditioner), pre-filter through air filter program
Type: pads or rolls size
Media: synthetic fiber with gradual density.
Washable: about 2-3 times
EN779 class: G2
Average arrestance:75%(ASHRAE52.1-1992)
EUROVENT4/5 class: EU2
DIN53438 Non-flammability Standard: F1
Final resistance: (suggested) 100Pa-(max)200Pa
Max. Dust holding capacity: 430g/㎡
Temperature resistance: 100℃
Type
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Dimensions
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Rated air velocity(m/s)
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Initial pressure drop (Pa)
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Rated air flow(m2/h)
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Length(m)
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Width(m)
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Thickness(mm)
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Rolls
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20
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1/2
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10 ± 2
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1.0
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18
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3600
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