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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
filters should be replaced every 3 to 6 months depending on usage frequency and surrounding air conditions
QUALITY AIR FILTERS: 4 premium 3-in-1 HEPA Carbon filters with 4 pre filters compatible with Holmes and Bionaire air purifiers
Supports everyday indoor air purifier operation
Compatible model: HPA3100
Drop-in Replacement Application Household Water Filtration
Nispira HAPF300AP AER1 Performance Plus Filter for Holmes Air Purifier HAP242-NUC HAPF300AP-U4 True HEPA minimalist coffee filters should be replaced everyPremium HEPA filters compatible with Holmes aer1 total air filter HAPF300AP U4. Compatible with AER1 ready air purifiers. HEPA FILTER: Remove up to 99. 97 percent of airborne particles as small as 0. 3 microns. Compatible with Holmes Units: CAP531 U, CAP529 U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, HAP9424 Compatible with Bionaire Units: BAP260, BAP815, BAP825, BAP9200, BAP9700, BAP520.
