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White Rodgers 20"X 20"X 4" Replacement Air Filter Media # FR1600M-108

Features:

  • MERV 8
  • 1600 CFM
  • 20” x 20” x 4” nominal size
  • 19 1/2” x 19 1/2” x  3 3/4” (H x W x D)
  • Attracts common large household allergens like dust, pollen, and mold spores
  • Durable construction for easy, slide-in replacement
  • Disposable for convenience
  • Check Monthly but replace as required, approximately every 3 to 6 months - depending on furnace fan use and environmental conditions

Fits:

White Rodgers  ACM1600M-108 Filter Cabnet