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20x20x.38 (19.75x19.75x.38) Carbon Odor Block Honeywell Replacement Pre-filter

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Honeywell electronic CARBON pre-filter for models F50A, F50E, and F50F

• Nominal size 20" x 20" x 3/8" (Actual size 19 3/4" x 19 3/4" x 3/8")
• Use one 20" x 20" to replace two 10" x 20" filters!
• Honeywell carbon pre-filters capture large particles to extend the life of your filter.
• A simple solution for controlling both odors and dust particles!
• Odorous gases and vapors are attracted to and held by the unique properties of the activated carbon material.

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