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. K&N's reusable HVAC filters are made from a pleated synthetic filter media provide excellent filtration and dust holding capacity for long-life performance. Please review Specifications and the detailed fitment table for notes and exceptions.
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. K&N's reusable HVAC filters are made from a pleated synthetic filter media provide excellent filtration and dust holding capacity for long-life performance. Please review Specifications and the detailed fitment table for notes and exceptions.
K & N Lifetime Washable & Reusable HVAC Filter 12 x 20 x 1
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. K&N's reusable HVAC filters are made from a pleated synthetic filter media provide excellent filtration and dust holding capacity for long-life performance. Please review Specifications and the detailed fitment table for notes and exceptions.
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. K&N's reusable HVAC filters are made from a pleated synthetic filter media provide excellent filtration and dust holding capacity for long-life performance. Please review Specifications and the detailed fitment table for notes and exceptions.
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The lowest price for K & N Lifetime Washable & Reusable HVAC Filter 12 x 20 x 1 right now is $92.59 at Snapklik AU, compared across 3 retailers.
The all-time low was $92.59 on 2 Nov 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 2 Nov 2026.
Last updated at 02/11/2026 08:06:20
K&N 12x20x1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 11, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
K&N 12X20X1 HVAC Furnace Air Filter, Lasts A Lifetime, Washable, Merv 8, The Last HVAC Filter You Will Ever Buy, Breathe Safely At Home Or In The
Delivery $28.49
K&N HVAC Filter - 12 X 20 X 1
Delivery between 4–11 Nov $28.65
| Type | Furnace |
| Brand | K&N |
K&N 12x20x1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 11, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
K&N 12X20X1 HVAC Furnace Air Filter, Lasts A Lifetime, Washable, Merv 8, The Last HVAC Filter You Will Ever Buy, Breathe Safely At Home Or In The
Delivery $28.49
K&N HVAC Filter - 12 X 20 X 1
Delivery between 4–11 Nov $28.65
| Type | Furnace |
| Brand | K&N |
