K&N 20x30x1 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 Office , HVC-12030
- The LAST HVAC FILTER YOU WILL EVER BUY: Washable for long-term home air filter savings.
- SAVE MONEY: Save $30 annually compared to disposable filters.
- INCREASE HVAC EFFICIENCY: Excellent airflow to help maintain HVAC system efficiency.
- GUARNATEED QUALITY: Premium design and construction for excellent air filtration.
- DIRECT REPLACEMENT: Designed to fit directly into your filter register.