It is recommended that you replace part every 3 to 6 months Regular replacement of part will help your machine run at maximums efficiency Made from and materials, these filter long lasting and peace of mind the convenience and reliability of these filter and enjoy a cleaner home environment These filter not only keep your vacuum clean but also reduce the amount of in the air you breathes, ensuring a clean and homes Whether you have allergies, pets, or simply want a free homes, these filter are perfect for you Suitable models: Suitable for G8000 / G8000Pro Sweeper Filter Accessories