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The K&N washable, reusable 20 x 24 x 1 HVAC air filter is built from pleated synthetic media to provide reliable filtration and strong dust-holding capacity for long-life performance. Tested to ASHRAE 52.2 standards, it helps reduce contaminants in indoor air and can be cleaned easily for repeated use. Choosing a reusable K&N unit reduces ongoing replacement costs and waste while offering a durable filter backed by the manufacturer's lifetime limited warranty.
K&N HVAC Filter - 20 x 24 x 1
