Koch Filter Corp's MG300 25x90-95 5-LNK filter is a high-performance air filter measuring 25x90-95 inches, packaged in sets of 4. This filter is designed to enhance air quality by effectively trapping dust, pollen, and other airborne contaminants. Its durable construction ensures long-lasting use in various HVAC systems. The MG300 series filters are engineered to provide optimal airflow while maintaining a high level of filtration efficiency, making them suitable for both commercial and industrial applications. With compliance to industry standards, this filter is a reliable choice for maintaining clean air environments.