3 Inch Air Filters

Zephyr 20x20x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 12x12x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 14x30x3 VGF Merv 13 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 18x30x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 10x20x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 18x25x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 14x25x3 VGF Merv 13 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 10x10x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 16x20x3 VGF Merv 11 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3

Zephyr 20x20x3 VGF Merv 13 Media Air Cleaner Replacement Filter for Return Air Grilles. Case of 3