·Large filter area

·Low initial  resistance

·large dust holding capacity

·Economical and practical

Application: Filter dust , pre-filter through air filter program

Type: synthetic fiber foldaway filter

Frame: aluminum, paper or galvanized

Media: synthetic fiber            

Protect mesh: aluminum net or stainless steel net

EN779 class:G2, G3,G4,F5

Average arrestance:84%-90%(ASHRAE52.1-1992)

EUROVENT4/5 class: EU3,EU4,EU5

DIN53438 Non-flammability Standard: F1

Final resistance: (suggested) 200Pa-250Pa

Max. air flow: 125% of the rated air flow

Temp. resistance: 100℃

Humidity:100%