The SUPER FG Pad is a 4" thick filter measuring 24"x27", produced by Koch Filter Corp. This filter pad is designed for high-efficiency air filtration, capturing a wide range of airborne contaminants. Its robust construction ensures durability and long-lasting performance in various HVAC applications. The 4" thickness provides excellent dust-holding capacity, making it ideal for environments requiring superior air quality. Compliant with industry standards, this filter pad is suitable for both commercial and residential use, ensuring optimal airflow and filtration.