Westinghouse strives to make everyday life better. We are built upon a tradition of dependability and innovation. Our team of experts offers a diverse range of quality products you can trust, so you can enjoy your daily life more. The Westinghouse Humidifier Replacement Filter is packed with 4 ceramic ball filters that helps maintain clean and breathable air in your space. It features a honeycomb filtertrap system as well as soft and healthy mist, so you can breathe fresh air all the time.