Folding Air Filter, Panel Air Filter

We offer Folding Air Filter and Panel Air Filter. 1 ) application: filter dust, pre-filter through air 2 ) type: synthetic foldaway filter 3 ) frame: aluminum, paper or galvanized 4 ) media: synthetic fiber 5 ) protect mesh: aluminum mesh or spray iron mesh 6 ) en779 class: g2, g3, g4, f5 7 ) average arrestance: 84%-90%(ashrae52.1-1992) 8 ) enrovent4/5 class: eu3, eu4, eu5 9 ) din53438 non-flammability standard: f1 10) final resistance:(suggest)200pa-250pa 11) max. Air flow: 125% of the rated air flow 12)