everest carbon postfilters Size:15-1/8" x 5" x 5/16" Lifespan: 4 years

Lifespan: 4 years

thereby extending the life of the main HEPA filter

This replacement humidifier filter is for small fan-powered humidifiers from Bryant

P110-3545    10x13x1-3/4

purchase Aprilaire 213 or Aprilaire 413

everest carbon postfilters Size:15-1/8" x 5" x 5/16" Lifespan: 4 yearsPackage 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