The KOCH FILTER CORP MG400 filter, measuring 20x154-161 with a 20x22 size, comes in a pack of 3. This filter is designed for high-efficiency air filtration, capturing a wide range of airborne particles. Its durable construction and advanced materials ensure long-lasting performance in HVAC systems. Ideal for both residential and commercial applications, the MG400 filter helps maintain optimal air quality and system efficiency.
