**Eureka / Sanitaire HF-9 HEPA Filter: Superior Air Quality for Eureka Boss, Widetrack, Whirlwind, and Whirlwind Lite Upright Vacuums**
Experience unparalleled air filtration with the Eureka / Sanitaire HF-9 HEPA Filter, designed to fit seamlessly into your Eureka Boss, Widetrack, Whirlwind, and Whirlwind Lite upright vacuums (models 4100, 4300-4600, 5180, 5190, SC4180, SC4500 series). This advanced HEPA filter captures 99.97% of dust and allergens, ensuring your home remains a clean and healthy environment.
**Key Features:**
– **Precision Fit:** Specifically engineered for Eureka Boss, Widetrack, Whirlwind, and Whirlwind Lite upright vacuums, providing