everest carbon postfilters Size:15-1/8" x 5" x 5/16" P110-3545 10x13x1-3/4

P110-3545    10x13x1-3/4

Lifespan: 4 years

thereby extending the life of the main HEPA filter

collecting 99

purchase Aprilaire 213 or Aprilaire 413

everest carbon postfilters Size:15-1/8" x 5" x 5/16" P110-3545 10x13x1-3/4Package 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