The Koch Filter NESHAP 99 Panel is a high-efficiency air filter designed for compliance with stringent air quality regulations. Measuring 20W x 20L inches, this filter is constructed from premium materials for enhanced durability and filtration performance. It meets NESHAP standards, ensuring effective air purification in commercial settings. Each carton contains 24 panels, providing an economical solution for large-scale operations. The NESHAP 99 Panel is compatible with various HVAC systems, making it essential for maintaining clean air in industrial environments.