Caution must be used with changing from one air-cleaning filter type to another. If a technician replaces a low-density filter with a high-density filter it is very likely that the airflow will be reduced.

Question

Quizplus · Accepted Answer

A high-density filter will have smaller pores, which will result in more resistance to airflow compared to a low-density filter with larger pores. Therefore, changing from a low-density to high-density filter can likely reduce airflow.

Caution Must Be Used with Changing from One Air-Cleaning Filter