Air filter in the label, packaging, transport should pay attention to what the problem?

Labels: Each filter must be marked in a prominent position, if necessary, should also indicate the direction of air flow, marked at least the product name, filter model specifications, the rated air flow efficiency and the initial resistance, the factory name and product factory date.
Packaging: packaging should ensure that the factory inspection of qualified filters in the handling, transportation, handling, storage until the user installed before the damage from external causes. The filter should be placed in a plastic bag prior to packaging and protected at both ends by a rigid plate of the same size as the end face.
Transportation: In the process of transport of the filter, according to the logo on the packaging placed, and take fixed measures, stacking height to avoid crushing.
Storage