Holmes Aer1 Full Season 4-Filter Kit
Works with the following Bionaire models, BAP260, BAP520, BAP815, BAP825, BAP9200, BAP9700, BAP9800. Works with the following Holmes models, HAP242, HAP412, HAP422, HAP424, HAP702, HAP706, HAP716, HAP1702, HAP2400, HAP9240, HAP9242, HAP9243, HAP9412, HAP9414, HAP9415, HAP9422, HAP9423, HAP9424, HAP9421, HAP9413, HAP9425 (some products may use 2 filters).