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Filtrete 20-in W x 24-in L x 1-in MERV 12 1500 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com
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AAF Flanders EZ Flow II (1 Filter), 20" x 24" x 1" Merv 4 Economy FiberGlass MERV 1 Air Filter - Walmart.com
![K&N 20-in W x 24-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com K&N 20-in W x 24-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com](https://mobileimages.lowes.com/productimages/c5db9686-7736-4570-a7d5-b9481c9c143d/44120189.jpg)
K&N 20-in W x 24-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com
![Value Collection 20 x 24 x 1", MERV 10, 55% Efficiency, Wire-Backed Pleated Air Filter Synthetic, Paperboard Frame, 300 Max FPM, 1,250 CFM, High Capacity, Use with Any Unit PRO10489 - 00027581 - Penn Tool Co., Inc Value Collection 20 x 24 x 1", MERV 10, 55% Efficiency, Wire-Backed Pleated Air Filter Synthetic, Paperboard Frame, 300 Max FPM, 1,250 CFM, High Capacity, Use with Any Unit PRO10489 - 00027581 - Penn Tool Co., Inc](https://cdn11.bigcommerce.com/s-4s9liwcv/images/stencil/original/products/474381/596564/0622225-21__50173.1636774424.jpg?c=2&imbypass=on&imbypass=on)
Value Collection 20 x 24 x 1", MERV 10, 55% Efficiency, Wire-Backed Pleated Air Filter Synthetic, Paperboard Frame, 300 Max FPM, 1,250 CFM, High Capacity, Use with Any Unit PRO10489 - 00027581 - Penn Tool Co., Inc
![PRO-SOURCE - Pleated Air Filter: 20 x 24 x 4″, MERV 8, 35% Efficiency, Wire-Backed Pleated - 48535264 - MSC Industrial Supply PRO-SOURCE - Pleated Air Filter: 20 x 24 x 4″, MERV 8, 35% Efficiency, Wire-Backed Pleated - 48535264 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/4853526AC-24.jpg)
PRO-SOURCE - Pleated Air Filter: 20 x 24 x 4″, MERV 8, 35% Efficiency, Wire-Backed Pleated - 48535264 - MSC Industrial Supply
![HDX 20 in. x 24 in. x 1 in. Superior Pleated Air Filter FPR 9, MERV 12 HDX1P9-012024 - The Home Depot HDX 20 in. x 24 in. x 1 in. Superior Pleated Air Filter FPR 9, MERV 12 HDX1P9-012024 - The Home Depot](https://images.thdstatic.com/productImages/f7dac88c-2a95-4d81-bd05-c9b999043342/svn/hdx-air-filters-hdx1p9-012024-a0_600.jpg)
HDX 20 in. x 24 in. x 1 in. Superior Pleated Air Filter FPR 9, MERV 12 HDX1P9-012024 - The Home Depot
![Amazon.com: PAMLICO AIR 20 in. W X 24 in. H X 1 in. D Fiberglass 4 MERV Air Filter 12pk : Tools & Home Improvement Amazon.com: PAMLICO AIR 20 in. W X 24 in. H X 1 in. D Fiberglass 4 MERV Air Filter 12pk : Tools & Home Improvement](https://m.media-amazon.com/images/I/41toKnuZSkL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: PAMLICO AIR 20 in. W X 24 in. H X 1 in. D Fiberglass 4 MERV Air Filter 12pk : Tools & Home Improvement
![HDX 20 in. x 24 in. x 1 in. Standard Pleated Furnace Air Filter FPR 5, MERV 8 (3-Pack) HDX3P5-012024 - The Home Depot HDX 20 in. x 24 in. x 1 in. Standard Pleated Furnace Air Filter FPR 5, MERV 8 (3-Pack) HDX3P5-012024 - The Home Depot](https://images.thdstatic.com/productImages/6ac63d96-580d-40fc-bc03-bad3dcdb57de/svn/hdx-air-filters-hdx3p5-012024-64_600.jpg)