Supplier Info.
Registration Date：
1993
Country / Region：
/ China
Main Products：
Air Diffuser,Fire Damper,Filter
Product Detail
Materials:The exterior frame is 250g hardboard paper and then combine by the excellent unwoven fabric as filtration material, which to be folded and fixed by wire netting.
Speciality: larger filter area and air volumn, high intensity, low resitance.
After usage, paper frame filter can be fired without pollution, and meet with the enviromental requirement.
Efficiency ratio (by weigh method):85%
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