How to identify genuine air filter elements?

How to identify genuine air filter, Chen Fahong vehicle parts company to teach you a few tricks!

1. Test the filter paper strength

When pressed by hand, the genuine filter element feels hard and the inferior filter element feels soft. Air conditioning filter element in the use of the process to continue to withstand higher air impact, the strength of the filter paper is not enough, long-term use, it is easy to deformation.

2. Check the work of filter paper

Careful observation, inferior filter fiber density is small, slightly rough; In contrast, the filter paper fiber of the genuine filter is more dense, and the inferior filter surface has a lot of fiber filaments off, the genuine filter does not have this situation.

3. The filter element is soaked in water for 1 hour

The filter paper still maintains the basic shape and strength after the water soaking of the genuine filter element; The filter paper of inferior filter element has begun to deform and its strength has decreased significantly.

4. Packing

Usually, there are security codes on the packaging of genuine filter elements, which is an important means to identify authenticity.