COMPATIBLE MODELS: Filters for Rowenta Silence Force Cyclonic 4AAAA Series. Compare with OEM part number: ZR903701. Filter ZR903701 Compatible Models (Model RO76xx): RO7611EA RO7623EA RO7634EA RO7647EA RO7663EA RO7676EA RO7681EA, etc. Please confirm the correct models before purchasing! EASY TO INSTALL: Free your hands from complicated installation steps. You can install our ZR903701 Replacement Accessories easily without using any tools. To keep your vacuum cleaner working efficiently, please replace the accessories every 2-4 months. EXCELLENT FILTRATION PERFORMANCE: Made of high quality material to effectively filter and prevent dirt. This helps us breathe clean, fresh air and protect your family from airborne particles while absorbing odors. WASHABLE AND REUSABLE: ZR903701 Front and Rear Filters are washable, the filter high efficiency can be cleaned. If you find it dirty, you can remove the filter and then wash it to keep it clean and improve filtration. (Let dry completely for at