* Pre-filter for the heavy polluted general draft apparatus and the air control system;

* Anti-fractured PET organic synthetic fibre;

* Large dust holding capacity, small resistance, long service life and economical;

* Not contain silicon, chemical resistant and anti-acidic;

* Washable types & Fire-Proof types for Optional.

* Conform to DIN53438-F1; UL900 for Nonflammability;

* Applied to panel filter and pleated filter ; 

* Available in Water-proof Carboard frame , Galvanized Frame & Aluminium Frame;

APPLICATION: 

Pollution Cleaning; Public Construction; Air-Condition; Electronic Pharmacy ;

& Food Industry,ect.