Galvanization Mesh Pleated Disposable Panel Pre Air Filter PU Foam

cardboard galvanization mesh pleated disposable panel pre air filter Quick Detail: 1. Specification: Type pleated panel pre-filter Frame Aluminum or cardboard Media synthetic fiber Protect mesh Aluminum mesh or spray iron mesh En779 class G3,G4 Average arrestance 90% Eneovnt4/5 class EU3, EU4 Max-temp 80℃ Humidity 80% 2. Application: 1.pre air filter G4 applied to pre-filtration of the air conditoner system in commerce and industry. 2.primary filtration of theventilation