![Filtrete 16-in W x 20-in L x 4-in MERV 12 1550 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com Filtrete 16-in W x 20-in L x 4-in MERV 12 1550 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com](https://mobileimages.lowes.com/productimages/83e7d53a-4f50-4f41-b214-23f737bc3717/65226544.jpg)
Filtrete 16-in W x 20-in L x 4-in MERV 12 1550 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com
![Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier](https://hepafiltersales.com/cdn/shop/products/the_one_c5893db1-e026-4f1f-9d5b-a4271ae28182_600x.png?v=1691845918)
Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier
![TopTech TT-FM-1620 Ready to Use TechPure TTFM1620 Air Filter 16x20x4 Top Tech OEM Cartridge 16 by 20 by 4 in Furnace MERV 11 for Carrier TT-MAC-1722 - Amazon.com TopTech TT-FM-1620 Ready to Use TechPure TTFM1620 Air Filter 16x20x4 Top Tech OEM Cartridge 16 by 20 by 4 in Furnace MERV 11 for Carrier TT-MAC-1722 - Amazon.com](https://m.media-amazon.com/images/I/61okQeIxVML._AC_UF894,1000_QL80_.jpg)
TopTech TT-FM-1620 Ready to Use TechPure TTFM1620 Air Filter 16x20x4 Top Tech OEM Cartridge 16 by 20 by 4 in Furnace MERV 11 for Carrier TT-MAC-1722 - Amazon.com
![Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier](https://hepafiltersales.com/cdn/shop/files/Koch6-Pack_5000x.jpg?v=1691845918)
Koch Air Filter 16 x 20 x 4 MERV 11 Pleated Air Filter 6 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier
![Aerostar 16x20x4 (Two Pack) MERV 11, Pleated Air Filter, 16 x 20 x 4, Box of 2, Made in the USA - Walmart.com Aerostar 16x20x4 (Two Pack) MERV 11, Pleated Air Filter, 16 x 20 x 4, Box of 2, Made in the USA - Walmart.com](https://i5.walmartimages.com/seo/Aerostar-16x20x4-Two-Pack-MERV-11-Pleated-Air-Filter-16-x-20-x-4-Box-of-2-Made-in-the-USA_c46bada0-f57b-469c-9d3a-c8ab7d580b5b_1.d74dd7f5d10b95d91b722b8978276f9f.jpeg)
Aerostar 16x20x4 (Two Pack) MERV 11, Pleated Air Filter, 16 x 20 x 4, Box of 2, Made in the USA - Walmart.com
![HDX 16 in. x 20 in. x 4 in. Honeywell Replacement Pleated Air Filter FPR 9, MERV 13 HDX-HW1620-13-3 - The Home Depot HDX 16 in. x 20 in. x 4 in. Honeywell Replacement Pleated Air Filter FPR 9, MERV 13 HDX-HW1620-13-3 - The Home Depot](https://images.thdstatic.com/productImages/73e7b510-2721-49ee-8973-d7005e58d79b/svn/hdx-air-filters-hdx-hw1620-13-3-64_600.jpg)
HDX 16 in. x 20 in. x 4 in. Honeywell Replacement Pleated Air Filter FPR 9, MERV 13 HDX-HW1620-13-3 - The Home Depot
![PRO-SOURCE - Pleated Air Filter: 16 x 20 x 4″, MERV 10, 55% Efficiency, Wire-Backed Pleated - 00626465 - MSC Industrial Supply PRO-SOURCE - Pleated Air Filter: 16 x 20 x 4″, MERV 10, 55% Efficiency, Wire-Backed Pleated - 00626465 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/0062646AC-24.jpg)