K&N 24-in W x 24-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com
Pleated Air Filters - 24 x 24 x 1", MERV 8 S-22969 - Uline
24" X 24 Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 25.75 X 25.75] - Heating Vents - Amazon.com
Pleated Air Filters - 24 x 24 x 4", MERV 8 S-23438 - Uline
PRO-SOURCE - Pleated Air Filter: 24 x 24 x 2″, MERV 8, 35% Efficiency, Wire-Backed Pleated - 06222251 - MSC Industrial Supply
24" X 36 Steel Return Air Filter Grille - HVAC Premium
Filtrete 24-in W x 24-in L x 1-in MERV 2 Basic Flat Panel Basic Flat Air Filter (2-Pack) in the Air Filters department at Lowes.com
Filtrete 24-in W x 24-in L x 1-in MERV 5 Basic Pleated Air Filter (3-Pack) in the Air Filters department at Lowes.com
E-Z Flow Air Filter, MERV 4, 24 x 24 x 1-Inch, 12-Pack - Walmart.com
K&N HVC-11624 HVAC Filter; 16 x 24 x 1
Washable Aluminum Air Filter 12 x 24 x 1
24x24x2 Astro-Pleat MERV 8 Standard Pleated AC / Furnace Filter | Air Filters, Inc.
Pleated Air Filters - 24 x 24 x 2", MERV 13 S-24157 - Uline
24" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Fra - HVAC Premium
Honeywell 14x24x1 Furnace Air Filter MERV 11 - 4 Pack
VEVOR HEPA Replacement Filter, 24''x24''x11.5'' AC Filter, True HEPA Pleated Air Filter, Air Filter Replacement with Galvanized Frame, 99.97% Standard Filter Compatible for HEPA Filter Novair 2000 | VEVOR US
12 x 24 x 1 Standard Pleated Air Filter FPR 5, 3-Pack, Air Filters Replacement | eBay