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The K&N HVAC washable and reusable air filter (20 x 23 x 1, MERV 11) employs pleated synthetic media to maintain airflow while capturing dust for extended service life. Its washable design reduces the need for disposable replacements and is supported by a lifetime limited warranty. This filter is recommended where durable, reusable filtration and steady airflow are desired in a residential HVAC setup.
K&N HVAC Filter 20 X 23 X 1 Merv 11
