Nispira high quality, effective HEPA filters help to purify the air by capturing particulates. Particles 0.3 microns and larger that pass through the filter are captured to help maximize comfort and freshness. These filters are compatible with the following Holmes air filter units: HAP242-NUC, HAPF300AH-U4R, HAPF30AT-U4R, CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422 and HAP9424. It can also be used with the following Bionaire units: BAP260, BAP815, BAP825, BAP9200, BAP9700 and BAP520. It measures 1.37 x 10 x 4.62 inches and comes in a pack of 4. We recommend replacing your air purifier filters every 6 months to maintain effectiveness and efficiency. This is not a Holmes OEM product. Holmes is a trademark or registered trademark of its respective holder. Use of it does not imply any affiliation with or endorsement by the holder. The trademark holder is not affiliated with Nispira and does not endorse this product. Any use of the name Holmes or model Aer1 designation for this product is made solely for purposes of demonstrating compatibility.
4 Premium HEPA filter and 4 sheet of carbon pre filters compatible with Holmes Air Purifier aer1 total air filter HAPF30AT-U4R
HEPA FILTER: HEPA filters 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.
Filter Dimension: 1.2 x 10 x 4.6 inches
4 True HEPA filters included.
4 HEPA and 4 sheet of carbon pre filter included.
Easy to install—simply replace the used filter with a new one in the air purifier
Suggested to replace the filters every 6 months to optimize the efficiency.