![MERV 13 Material for Air Filters & Purification (16 Square Feet) Stops Most Particles and Some Viruses DIY Cut to Fit Face Mask Filter Inserts and Register Vents - Amazon.com MERV 13 Material for Air Filters & Purification (16 Square Feet) Stops Most Particles and Some Viruses DIY Cut to Fit Face Mask Filter Inserts and Register Vents - Amazon.com](https://m.media-amazon.com/images/I/31GBHq1QTUL._AC_UF1000,1000_QL80_.jpg)
MERV 13 Material for Air Filters & Purification (16 Square Feet) Stops Most Particles and Some Viruses DIY Cut to Fit Face Mask Filter Inserts and Register Vents - Amazon.com
![AprilAire 20 in. x 20 in. x 4 in. 313 Air Cleaner Filter MERV 13 for Whole-House Air Purifier Models 1310, 2310, 3310, and 4300 313 - The Home Depot AprilAire 20 in. x 20 in. x 4 in. 313 Air Cleaner Filter MERV 13 for Whole-House Air Purifier Models 1310, 2310, 3310, and 4300 313 - The Home Depot](https://images.thdstatic.com/productImages/d846d7da-15af-4bec-964a-81dd3d656518/svn/aprilaire-air-filters-313-64_600.jpg)
AprilAire 20 in. x 20 in. x 4 in. 313 Air Cleaner Filter MERV 13 for Whole-House Air Purifier Models 1310, 2310, 3310, and 4300 313 - The Home Depot
![PRO-SOURCE - Pleated Air Filter: 20 x 20 x 2″, MERV 13, 80 to 85% Efficiency, Wire-Backed Pleated - 15164692 - MSC Industrial Supply PRO-SOURCE - Pleated Air Filter: 20 x 20 x 2″, MERV 13, 80 to 85% Efficiency, Wire-Backed Pleated - 15164692 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/1516469AC-24.jpg)
PRO-SOURCE - Pleated Air Filter: 20 x 20 x 2″, MERV 13, 80 to 85% Efficiency, Wire-Backed Pleated - 15164692 - MSC Industrial Supply
![HDX 20 in. x 25 in. x 5 in. Carrier Replacement Pleated Air Filter FPR 9, MERV 13 HDX-CB2025-13-2 - The Home Depot HDX 20 in. x 25 in. x 5 in. Carrier Replacement Pleated Air Filter FPR 9, MERV 13 HDX-CB2025-13-2 - The Home Depot](https://images.thdstatic.com/productImages/0be82b99-db7e-43eb-a3d1-61e362cb7ad9/svn/hdx-air-purifier-accessories-hdx-cb2025-13-2-c3_600.jpg)