The MG400 filter, measuring 25x66-69, is a high-performance filtration solution from Koch Filter Corp. This model features a 3-link design that enhances airflow while effectively trapping dust and particulates. Ideal for commercial and industrial applications, the MG400 is constructed with durable materials that meet stringent industry standards. Each carton contains 8 filters, ensuring you have a sufficient supply for your filtration needs. Its compatibility with various HVAC systems makes it a versatile choice for maintaining air quality.