20x30x1 Boair 5-Stage Electrostatic Washable Ac Furnace Filter
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<b>[Product Information]</b><br>
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<li>Replaces 20x30x1 disposable furnace filters</li>
<li>Electrostatic, Washable, Permanent Filter</li>
<li>Non-Rusting Aluminum Frame</li>
<li>Lifetime Warranty</li>
<li>5-Stage Electrostatic Filter Media</li>
</ul>
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