westinghouse hepa filter cartridge M1-1056_nominal_width_16 Kit contains 3 carbon prefilters

Kit contains 3 carbon prefilters

Optional VOC Filter Upgrade & Steel Construction

These particles can perforate the finish of many components

fresher air that is free of airborne pollutants and irritants regardless of the season

then traps them deep within the layers of spun-bonded fibers that are free of any chemical binders

westinghouse hepa filter cartridge M1-1056_nominal_width_16 Kit contains 3 carbon prefiltersMain HEPA filter cylinder for HEPA air cleaner. The life of this filter depends on the amount of contaminants in the air and the frequency in which the prefilter has been changed. To improve airflow, the HEPA filter can be vacuumed between changes, preferably outdoors. Lifespan: 3 years