Core 400S Air Purifiers Replacement Filter Compatable with LEVOIT Core 400S Air Purifier filter,3-in-1 True H13 HEPA Air Purifier, Activated Carbon Filter Pre-Filter,1Pack. (LRF-C401S-P-WUS)

Core 400S Air Purifiers Replacement Filter Compatable with LEVOIT Core 400S Air Purifier filter,3-in-1 True H13 HEPA Air Purifier, Activated Carbon Filter Pre-Filter,1Pack. (LRF-C401S-P-WUS)