Nispira HAPF300AP AER1 Performance Plus Filter for Holmes Air Purifier HAP242-NUC HAPF300AP-U4 True HEPA Item Package Quantity:2 This replacement set includes a

This replacement set includes a high-efficiency filter and disposable activated carbon pre-filters to support routine home air purifier maintenance

Specifications:

Compared to original part MA#25R

Compared to part F1701HE/21 and 30613

Suggested to clean every 2-4 weeks and replaced every 6 months

Nispira HAPF300AP AER1 Performance Plus Filter for Holmes Air Purifier HAP242-NUC HAPF300AP-U4 True HEPA Item Package Quantity:2 This replacement set includes aPremium 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.