The Aluminum Filter for NSP, RP, and AP models is a high-performance component from Broan-Nu Tone LLC, designed to effectively capture grease and impurities in kitchen ventilation systems. Constructed from durable aluminum, this filter offers excellent resistance to corrosion and wear, ensuring long-lasting performance. Its precise dimensions allow for easy installation and compatibility with various models, making it a versatile choice for homeowners and professionals alike. Regular replacement of this filter is essential for maintaining optimal airflow and efficiency in your kitchen.