The INDUSTRIAL PANEL FILTER from AAF International measures 21-3/4 x 35-3/4 x 1 inches, designed for high-performance air filtration in industrial settings. This filter is engineered to capture a wide range of airborne particles, ensuring cleaner air in manufacturing and processing environments. Its durable construction and efficient design provide excellent dust-holding capacity, making it a reliable choice for HVAC systems. Compliant with industry standards, this filter is suitable for various applications, enhancing air quality and operational efficiency. Ideal for facilities that prioritize air cleanliness, it offers a robust solution for effective filtration.