When you add what you love to topiat,discoveries you love come to you.
?High eff. H13: Trapping 99.99% or higher of 0.3?m particles Sub-high eff. H10: Trapping 95% or higher of 0.3?m particles Medium eff. F8: Trapping 80% or higher of 1.0?m particles
?Adopt special folding machine for manufacturing
More info: http://www.hefilter.com/Air-filters/HTH-Separator-Air-Filter.shtml