True Blue Pro Series 20x25x2 Air Filter， 6-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>20 x 25 x 2 Pleated air filter; reduces large airborne particales such as dust， dirt and pollen</li><li>Lasts up to 90 days</li><li>Minimum efficiency reporting value or MERV rating is 7</li><li>Heavy duty "wet" strength frame provides strength in humid conditions</li><li>Double wall fram prevents warping in difficult service conditions</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/418KdLEmqrL.jpg' noproxy></br>