Permanent Air Filter Replacement | Permafoam (18 x 24 x 1) | Washable | HVAC Conditioner Purifier | Purify Allergens for Cleaner, Healthier Home Environment | Easy to Install | Made in the USA
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<b>[Product Information]</b><br>
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<li>Washable with Enhanced HVAC Effectiveness – Crafted to help improve your home’s ventilation efficiency, proper air flow can help reduce air flow resistance for less HVAC stress.</li>
<li>UPDATED SIZING AS OF FEB 2018 FOR A PERFECT FIT! – Great feedback from our reviewers have made our product even better!</li>
<li>Premium Craftsmanship – Each HVAC air filter is crafted with 20 PPI polyurethane foam between two pieces of corrugated aluminum for superior reliability.</li>
<li>Quick & Easy Installation – Each permafoam permanent air purifier slides into your HVAC system effortlessly in seconds, making it simple to change out your old filters.</li>
<li>American Made – Permafoam Permanent Trophy Air Conditioner Filters are crafted right here in the United States, so you can trust their durability and long-lasting quality.</li>
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