
● Aluminum, S304 frame structure reduce the frequency of cleaning and maintenance
● Multi-layer corrugated aluminum mesh make low initial resistance, high dust holding capacity, and long service life
● Light weight and compact structure, easy to install
● Can use compressed air or cleaning fluid to wash repeatedly
● Greatly reduce the risk of fire
● Good heat dissipation, extend the life of the fan motor
●Widely used as a pre-filter to extend the life of higher efficiency filters