General description Replacement Accessories Parts HEPA Filter for Q6-8 WQ61 are made of high-quality materials, ensuring durability and effectiveness. These filters are designed to capture dust, pollen, and other allergens, improving the air quality in your home. It is recommended to replace the filters every six months, depending on usage, to maintain optimal performance of your vacuum cleaner. Technical specifications Model Number: For Q6-8 WQ61, WQ71, WQ81 Part Type: Filters Material: Plastic Package Contents: 4 x Filter, 4 x Filter cotton Measurement allowed error: +/- 1-3 cm