Our anti-allergenic Merv 12 pleated air condition filters significantly reduce dust in home and reduce dust mites, mold spores, pet dander, pollen, smoke particles, and other airborne particulates by up to 97.8%.  We'll not only improve your indoor air quality, but you may be able to have a dust free environment and your indoor allergy may not be as bad when you are capturing the smaller particles and contaminants.  Our filter material has a permanent electrostatic charge and does not support the growth of bacteria, fungi, mildew or mold. Prices include FREE SHIPPING on any size air filters online.