The HEPA Frame 24x24x3.75 SS KIT from Koch Filter Corp is engineered for superior air filtration. This HEPA filter frame is designed to fit standard HVAC systems, ensuring a perfect seal and maximum efficiency. Constructed from high-quality stainless steel, it offers durability and resistance to corrosion. The 3.75" depth allows for optimal airflow while capturing fine particles, allergens, and pollutants. This kit is essential for maintaining clean air in sensitive environments, making it ideal for hospitals, laboratories, and clean rooms.