The AMERSEAL GREEN 2-PLY L 11+57 by AAF International is a high-performance air filter designed for optimal filtration efficiency. This filter features a dual-layer construction that enhances its ability to capture airborne particles, making it ideal for commercial and industrial applications. With dimensions of 11 inches by 57 inches, it fits a variety of standard HVAC systems. The filter is constructed from eco-friendly materials, ensuring compliance with environmental standards. Its robust design allows for high airflow while maintaining low resistance, which is crucial for energy efficiency. The AMERSEAL series is known for its durability and effectiveness in improving indoor air quality.