Each filter works for approximately 6 months depending on water, decreasing replacement frequency for stable humidification The mineral reducing filter has a three layer structure with increased area resin for efficient hardness reduction in water Compared to regular, this version provides better scale and longer working life while decreasing water impurities Helps preserve appliance cleanliness and working effectiveness for superior humidification outcomes This humidifier filter utilizes modern demineralization techniques to remove minerals and impurities from water, white remainder formation and producing cleaner for better indoor air Constructed from sturdy synthetic parts with excellent wear resistance and long term reliability When paired with your humidifier ' s current parts, it helps reduce mineral buildup for smoother functioning and refined distribution Perfect for bedrooms, living rooms and similar domestic spaces to maintain proper humidity levels, creating comfortable conditions particularly helpful for sensitive individuals Also appropriate for work environments to relieve dryness