AmAir 1100 MERV 11
Extended Surface. Pleated Panel Filter. Premium performance and construction. Synthetic, electrostatically charged media with high dust holding capacity. 1", 2" and 4" models
4" filters have pleat stabilizer to ensure uniform spacing and increase rigidity
Highly efficient electrostatic filtering material attracts dust and pollen like a magnet. Captures microscopic airborne dust, pollen, mold spores, pet dander, bacteria and the particles that carry viruses.