enerplus carbon postfilters Size:20" x 5" x 5/16" Outer carbon prefilter blanket for

Outer carbon prefilter blanket for HEPA air cleaner

This filter offers true HEPA filtration

The VOC canister has a much larger surface area of carbon

Areas with hard water may require two changes per season to ensure peak performance

enerplus carbon postfilters Size:20" x 5" x 5/16" Outer carbon prefilter blanket forPackage contains 1 set of 3 filter, giving one filter change. Carbon postfilters to remove odours and gases. These filters should be installed in the small track closest to the furnace, on the air outflow side of the air cleaner cabinet. The filters should be spaced evenly from the back to the front of the cabinet, with gaps between the filters. By design, the filters will not fill the entire depth of the cabinet. Lifespan: 3 6 months