Photo 1 of Filtrete 20x25x4 Furnace Air Filter MPR 1550 DP MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.88 x 24.63 x 4.31) 2 Count (Pack of 1) 20x25x4 Air Filter

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Photo 1 of Filtrete 20x25x4 Furnace Air Filter MPR 1550 DP MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.88 x 24.63 x 4.31) 2 Count (Pack of 1) 20x25x4 Air FilterPhoto 2 of Filtrete 20x25x4 Furnace Air Filter MPR 1550 DP MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.88 x 24.63 x 4.31) 2 Count (Pack of 1) 20x25x4 Air FilterPhoto 3 of Filtrete 20x25x4 Furnace Air Filter MPR 1550 DP MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.88 x 24.63 x 4.31) 2 Count (Pack of 1) 20x25x4 Air FilterPhoto 4 of Filtrete 20x25x4 Furnace Air Filter MPR 1550 DP MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.88 x 24.63 x 4.31) 2 Count (Pack of 1) 20x25x4 Air Filter