1.Imported long polyester fiber filtration material,fiber distributes interlacedly and evenly.

2.More wearable,a longer duration under the airpulse.

3.High stiffness of the filtration material,reusable after being washed by the low pressure squirt.

4.All the framework and end lids are galvanized.

5.Neoprene gasket rings.

6.working temperature:93135.

7.Relative humidity:100%.

Scientific structure and fine producing technics make it longer life 

Note:similar to Donaldson filter cartridge!