Collaborates with The Holmes Aer1 HAPF30AT Air Purifier HEPA Filter, Equipped with Initial Effect Carbon.

One premium HEPA filter along with two sheets of carbon pre-filters that work with the Holmes aer1 total air filter model HAPF30AT-U4R. These filters are suitable for aer1 ready air purifiers. HEPA filters can eliminate up to 99.97% of airborne particles as tiny as 0.3 microns. They are compatible with various Holmes models including CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, and HAP9424. Additionally, they are also compatible with Bionaire models such as BAP260, BAP815, BAP825, BAP9200, BAP9700, and BAP520.