The Broan S99528415 Range Grease Filter Service used to capture grease and airborne cooking particles to support cleaner and more efficient range hood operation. This replacement grease filter is designed for compatible Broan range hood models and fits into the ventilation system above the cooking surface. It works by allowing air to pass through the filter media while trapping grease and residue produced during cooking, used reduce buildup inside the hood and duct area. A properly fitted filter supports effective airflow and helps maintain the ventilation system’s performance. Replacing a saturated, damaged, or worn filter can used improve grease capture, maintain proper ventilation, reduce internal buildup, and support cleaner everyday kitchen operation. It provides a practical replacement for maintaining the range hood filtration system.