Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated synthetic filter media, helps ensure superior filtration and airflow. These filters strike a perfect balance of airflow and protection and are a great choice for most home environments. The superior dust holding capacity guarantees long-lasting performance, providing you with clean and fresh air for years to come. Like all K&N HVAC air filters, these durable filters are washable and reusable and guaranteed for the life of your HVAC unit. Say goodbye to the hassle of constantly purchasing new disposable filters. Say goodbye to the hassle of constantly purchasing new disposable filters -- simply wash and reinstall your K&N filter and enjoy years of use without compromising performance. By electing to use K&N's reusable filter over a disposable, you are not only save money but are contributing to a happier, healthier planet.