FilterBuy AFB Platinum MERV 13 20x20x1 Pleated AC Furnace Air Filter， (Pack of 4 Filters)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>20x20x1 pleated air / furnace filter. Perfect for home or business use.</li><li>Each purchase is for a pack of 4 filters that can replace any standand furnace or air conditioning filter.</li><li>Manufactured by AFB in the USA， using 100% US components.</li><li>MERV rating of 13. Best of breed hospital grade filter， best filter money can buy for a standard HVAC unit. Filters bacteria， pollen， dust， mold， pet dander， and more.</li><li>AFB is a leading manufacturer of air filters， made in a US factory and shipped direct to your door. AirFilterBuy: Breathe Better!</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51cwHtPmLDL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51s8OGpL8nL.jpg' noproxy></br>