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This 2-pack premium HEPA filter set is designed to be compatible with Holmes® aer1 Total Air Filters (HAPF30AT-U4R) and includes an additional 4 charcoal booster pre-filters. These filters effectively trap 99.97% of airborne allergens and contaminants, while the carbon booster filters help neutralize unwanted household odors—noticeably improving air quality. Compatible with AER1-ready air purifiers, this set replaces A, D, and K filters and fits a variety of Bionaire units including BAP260, BAP815, BAP825, BAP9200, BAP9700, and BAP520, as well as Holmes units like CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, and HAP9424. Each filter measures 1.2 x 10 x 4.6 inches and is easy to install—simply replace the used filter to maintain optimal performance. For best results, replace every 6 months. This is not a Holmes® OEM product; Holmes® is a registered trademark of its respective owner, used here solely to indicate compatibility. Customer satisfaction guaranteed—our quality meets or exceeds national brands.
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This 2-pack premium HEPA filter set is designed to be compatible with Holmes® aer1 Total Air Filters (HAPF30AT-U4R) and includes an additional 4 charcoal booster pre-filters. These filters effectively trap 99.97% of airborne allergens and contaminants, while the carbon booster filters help neutralize unwanted household odors—noticeably improving air quality. Compatible with AER1-ready air purifiers, this set replaces A, D, and K filters and fits a variety of Bionaire units including BAP260, BAP815, BAP825, BAP9200, BAP9700, and BAP520, as well as Holmes units like CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, and HAP9424. Each filter measures 1.2 x 10 x 4.6 inches and is easy to install—simply replace the used filter to maintain optimal performance. For best results, replace every 6 months. This is not a Holmes® OEM product; Holmes® is a registered trademark of its respective owner, used here solely to indicate compatibility. Customer satisfaction guaranteed—our quality meets or exceeds national brands.

GermGuardian FLT4100 HEPA GENUINE Replacement Filter E is a combination filter. It incorporates multiple layers of filtration including HEPA and charcoal to help improve your indoor air quality. HEPA filter captures 99% of dust and allergens, pet dander, mold spores and plant pollens. It is recommended to use with the GermGuardian AC4100, AC4175W or AC4150P/AC4150BL. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.

Replacement HEPA filter engineered for the following Dyson purifiers: HP09, TP09, HP07, TP07, PH01, PH02, HP06, TP06, HP04, TP04, DP04. We recommend replacing your filter every 12 months. Over time, filters can get clogged with pollutants, reducing air flow. Using Dyson Genuine replacement filters ensures a sealed filtration system, HEPA standard and proper functioning of the machine.

Breathe clean, fresh air with the Genuine Shark Clean Sense HEPA Replacement Filter, engineered for high-efficiency filtration. This advanced 3-stage filter system captures 99.98% of allergens and microscopic pollutants as small as 0.1 microns (based on IEST-RP-CC007 standards). Featuring Anti-Allergen technology, this multi-layered filter is designed to reduce airborne irritants, while an odor guard helps combat household odors and VOCs for a fresh home. For optimal performance, replace your filter every 6 to 12 months and enjoy purified air with Shark’s trusted filtration technology.
| Pros for Nispira - HEPA Filter Charcoal Booster Pre Filter for Holmes AER1 Total Air Filter, HAPF30AT for Purifier HAP242-NUC - Blue/ White/ Black | |||
|---|---|---|---|
| There were no pros for this product— | Filter Life, Ease of use, Air Quality | Air Quality, Filter Life, Ease of use, Overall Performance, Fit | Overall Performance, Filter Performance, Air Purification |
| Cons for Nispira - HEPA Filter Charcoal Booster Pre Filter for Holmes AER1 Total Air Filter, HAPF30AT for Purifier HAP242-NUC - Blue/ White/ Black | |||
| There were no cons for this product— | There were no cons for this product— | Price, Smell | There were no cons for this product— |