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BestAir 16-in W x 25-in L x 4-in MERV 11 HW1625-11R Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com
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BestAir AXP-213-13R Aprilaire/SpaceGard 20 x 25 x 4 Series 3000 MERV 13 Furnace Filter - Walmart.com
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Filtrete 20x25x4 Air Filter, MPR 1550, MERV 12, Healthy Living Ultra Allergen Healthy Living 12-Month Deep-Pleated 4-Inch Air Filters, 4 Filters - Replacement Furnace Filters - Amazon.com
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Honeywell Home 16 x 25 x 4 Pleated Furnace Air Filter FPR 8, MERV 8 (2-Pack) CF408F1625/E - The Home Depot
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Filtrete 20x20x4 Air Filter, MPR 1550, MERV 12, Healthy Living Ultra Allergen Healthy Living 12-Month Deep-Pleated 4-Inch Air Filters, 4 Filters - Replacement Furnace Filters - Amazon.com
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Filters Delivered 20x20x4 MERV 11 MPR 1000 AC Furnace 4" Inch Air Filters - Pack of 3 for sale online | eBay
![Tech recommended I get a 4 inch filter, but is the gap on the right too large to be effective? : r/hvacadvice Tech recommended I get a 4 inch filter, but is the gap on the right too large to be effective? : r/hvacadvice](https://i.redd.it/tech-recommended-i-get-a-4-inch-filter-but-is-the-gap-on-v0-d9yl9q6qkr0a1.jpg?width=3024&format=pjpg&auto=webp&s=2d9800917060aa97f037a74f70ccd053aefd2ce9)
Tech recommended I get a 4 inch filter, but is the gap on the right too large to be effective? : r/hvacadvice
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BestAir AXP-413-13R Aprilaire/SpaceGard 16 x 28 x 4 Series 3000 MERV 13 Furnace Filter - Walmart.com
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