Filtrete 301DC-H-6 Dust Reduction Filter, 16x25, 6 MERV, 90 % Filter Efficiency, Fiber Filter Media | When it comes to your home, you expect things to be neat and clean. You take steps to keep your home clean and in order. Unlike ordinary pleated filters, Filtrete dust reduction filters are electrostatically charged to capture more dust and lint and keep it out of your air.