Honeywell CF2200A1005 4-Inch High-Efficiency Collapsible Air Cleaner Filter
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<b>[Product Information]</b><br>
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<li>MERV 10 rating-up to 20x more efficient than typical 1-Inch  fiber glass filter</li>
<li>Fits Aprilaire/Space-gard model 2200</li>
<li>Installation is simple with custom pleat holding string</li>
<li>20 x 24 x 4.5-Inch</li>
<li>ONLY works with Aprilaire or Space Guard 2200/2250 (CF2200)</li>
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