Replacements for Rainbow E2 HEPA Style Filters fit E2-Series, compatible with part numbers R12179 and R12647B. Washable and reusable design. Approximate size: 10x10x50mm (0.34x0.34x1.97in). High-quality air filter replaces existing Rainbow HEPA exhaust filter. Helps restore clean air performance in your Rainbow E2-Series vacuum. Healthier home environment: Regularly replacing your vacuum filter helps reduce household dust, pollen, and mold spores in the air. A clean filter improves exhaust air quality and supports better indoor air. Easy to installsimply replace the old filter and resume cleaning. Compatible with Rainbow models requiring part numbers R12179 and R12647B. Save money over time: A clean air filter helps maintain vacuum efficiency. A clogged or dirty filter can cause the motor to work harder, which may increase energy consumption. Made with high-quality materials designed for durability and effective filtration. Please check product dimensions before purchasing to ensure proper fit. For any questions or concerns, feel free to . We aim to ship orders within three business days. Estimated delivery time is 815 days. Thank you for choosing our product. We hope you enjoy improved air quality and optimal vacuum performance.