HAPF300AP Performance Plus Replacement Filter for Holmes AER1 HAPF300AP-U4 ai…
Designed to fit aer1 ready air purifiers，Replaces A Filter，D Filter，K Filter. 3 μm such as dust，pet dander.
Designed to fit aer1 ready air purifiers，Replaces A Filter，D Filter，K Filter. 3 μm such as dust，pet dander.