The MG400 24x72-76 4-LNK filter by Koch Filter Corp is engineered for high-efficiency air filtration. Measuring 24x72 inches with a thickness of 4 inches, this filter is perfect for large HVAC systems. Each carton contains 6 filters, providing a cost-effective solution for extensive operations. The MG400 is built from durable materials that meet industry standards, ensuring optimal performance and air quality. Its design facilitates easy installation and replacement, making it an excellent choice for commercial and industrial applications.