Replacements for Rainbow E2 HEPA Style Filters fit E2-Series, compatible with part numbers R12179 and R12647B. Washable and reusable design. Approximate size: 10x10x50mm (0.34x0.34x1.97 inches). High-quality air filter replaces existing Rainbow HEPA exhaust filter. Helps restore clean air performance in your vacuum system. Designed to fit Rainbow E2-Series vacuums. Healthier indoor environment: A clean filter helps capture household dust, pollen, and mold spores. Maintaining a fresh and cleaner home starts with regular filter replacement. Clean air matters—breathe easier with a fresh filter. Easy to install: Simple replacement process allows quick setup and immediate use. Compatible with Rainbow models requiring part numbers R12179 and R12647B. Energy efficient: A clean air filter helps maintain optimal airflow, allowing your vacuum to operate efficiently. Prevents strain on the motor caused by clogged or dirty filters. Constructed with durable, high-grade materials for long-lasting performance. Designed for repeated use after cleaning. Follow manufacturer guidelines for proper maintenance.