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Aerostar 21 1/2 x 23 5/16 x 1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 4 Pack - Walmart.com
![16-3/8 x 21-1/2 x 1 MERV 10 Pleated Air Filters by Glasfloss. 3 Pack. Replacement filters for Carrier, Payne, & Bryant. - Walmart.com 16-3/8 x 21-1/2 x 1 MERV 10 Pleated Air Filters by Glasfloss. 3 Pack. Replacement filters for Carrier, Payne, & Bryant. - Walmart.com](https://i5.walmartimages.com/asr/cb1d86d5-d537-4c23-b922-52594d7fa10f.2e3cbac34fa72335a983297532b29706.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
16-3/8 x 21-1/2 x 1 MERV 10 Pleated Air Filters by Glasfloss. 3 Pack. Replacement filters for Carrier, Payne, & Bryant. - Walmart.com
![21-1/2 x 23-5/16 x 1 MERV 11 ( MPR 1000, FPR 7-8 ) Pleated 1" Air Filters for AC and Furnace. Case of 12. Exact Size: 21-1/2 x 23-5/16 x 3/4 - Walmart.com 21-1/2 x 23-5/16 x 1 MERV 11 ( MPR 1000, FPR 7-8 ) Pleated 1" Air Filters for AC and Furnace. Case of 12. Exact Size: 21-1/2 x 23-5/16 x 3/4 - Walmart.com](https://i5.walmartimages.com/asr/54787857-3209-406f-a7f2-4f8f5c67b509.afeb0211fb43d794eacea9862d8feda6.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
21-1/2 x 23-5/16 x 1 MERV 11 ( MPR 1000, FPR 7-8 ) Pleated 1" Air Filters for AC and Furnace. Case of 12. Exact Size: 21-1/2 x 23-5/16 x 3/4 - Walmart.com
![Filtrete 16.5-in W x 21.5-in L x 1-in MERV 5 Basic Pleated Air Filter in the Air Filters department at Lowes.com Filtrete 16.5-in W x 21.5-in L x 1-in MERV 5 Basic Pleated Air Filter in the Air Filters department at Lowes.com](https://mobileimages.lowes.com/productimages/a3d396f5-baf9-43c4-b2ec-0c9819c4aca7/65752978.jpg)