Why do you need to change the filters at their scheduled time? - To maintain your health first. - To preserve the lifespan of the device, making it last longer with you. - Because filters have a specific lifespan, and once it ends, they must be changed. If the filters are not changed, many problems can arise, including: - Increased salts in the water. - Increased sediment and bacteria in the water. - Complete change in the taste of the water. - Complete or partial blockage of the filters. - Reduced effort from the device's motor. RQ MAX Company for Water Purification and Desalination Provides you with the finest types of filters that last a long time and relieve you of water concerns completely. - Six-month filters. - One-year filters. - Two-year filters. To visit our website and view our exclusive offers ( Phone number appears when clicking the contact button )