Photo 1 of *PACK OF 3 ONLY* Filtrete 20x20x1, AC Furnace Air Filter, MPR 1900, Healthy Living Ultimate Allergen, 6-Pack (exact dimensions 19.69 x 19.69 x 0.78) 20x20x1 3 PACK

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Photo 1 of *PACK OF 3 ONLY* Filtrete 20x20x1, AC Furnace Air Filter, MPR 1900, Healthy Living Ultimate Allergen, 6-Pack (exact dimensions 19.69 x 19.69 x 0.78) 20x20x1 3 PACKPhoto 2 of *PACK OF 3 ONLY* Filtrete 20x20x1, AC Furnace Air Filter, MPR 1900, Healthy Living Ultimate Allergen, 6-Pack (exact dimensions 19.69 x 19.69 x 0.78) 20x20x1 3 PACKPhoto 3 of *PACK OF 3 ONLY* Filtrete 20x20x1, AC Furnace Air Filter, MPR 1900, Healthy Living Ultimate Allergen, 6-Pack (exact dimensions 19.69 x 19.69 x 0.78) 20x20x1 3 PACK