The KOCH FILTER CORP MG300 24x48-52 air filter is designed for optimal air filtration in medium to large HVAC systems. Measuring 24x48 inches, this filter features a multi-layer design that effectively captures dust, allergens, and other airborne contaminants. Packaged with 6 units per carton, it offers convenience for bulk installations. Its durable materials comply with industry standards, making it suitable for both commercial and industrial applications. Improve your air quality with this high-performance filtration solution.