4-Pack Replacement White Westinghouse WWHM3300 Humidifier Filter - matching White Westinghouse WWH35 Air Filter

Essential for Allergy Sufferers.. Replacement White Westinghouse WWHM3300 Humidifier Filter - Quantity, 4 Replaces White Westinghouse WWH35 Air Filter Traps aqua Impurities & Dissolved Solids Before They Become Airborne For best results, change air filter at least once per season or more often depending on air premium and use