AllergyZone AZFL-100 Filter Lock Air Filter Slot/Door Cover
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<b>[Product Information]</b><br>
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<li>Eliminate leaks to help reduce utility bills and save energy</li>
<li>Improves indoor air quality by blocking allergens and dust from entering your duct work</li>
<li>Reusable, overlapping 2-piece design works with any brand 1 inch air filter up to 25 Inch long</li>
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