High-efficiency filter media collects small dust particles before they can collect on your coils and more importantly protects the air you breathe in your home. This filter features a superior sturdy frame construction. Depending on air quality and usage, this filter should be replaced every 6 to 12 months for best performance. Installation is quick and easy.
Approximately 20.375x24.5x4.125
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SOURCE1 S1-FM210
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