Air Purifier Filter Replacement Compatible with Holmes AER1 HAPF30AT and HAP242-NUC, 1 True HEPA Filters + 3 Carbon Pre-Filters

Package Includes: Includes 1 True HEPA Filter and 3 Carbon Pre-Filters, designed as replacement filters compatible with Holmes AER1 HAPF30AT and HAP242-NUC air purifier systems for reliable everyday use. | Wide Compatibility: Compatible with selected Holmes air purifier models including CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422 and HAP9424. Also compatible with selected Bionaire models including BAP260, BAP815, BAP825, BAP9200, BAP9700 and BAP520. | HEPA Filtration: Built with a multi-layer filtration structure to help capture common airborne particles such as dust, lint, pet hair and fine household particles for improved filtration performance. | Carbon Pre-Filter Design: Carbon pre-filters help reduce common household odors from pets, cooking and smoke while trapping larger particles such as hair and lint, helping support longer filter use. | Easy Replacement: Designed for quick installation and replacement without additional tools. Regular filter replacement based on usage conditions can help maintain consistent airflow and purifier performance.