The FOAM MED ROLL from Koch Filter Corp measures 24"x25' with a thickness of 1/4". This versatile foam roll is perfect for various filtration applications, providing effective air and liquid filtration. Its medium density ensures a balance between airflow and filtration efficiency, making it suitable for HVAC systems and other environments requiring reliable filtration. The foam material is durable and easy to cut, allowing for custom applications. Ideal for both commercial and residential use, this foam roll is a practical solution for maintaining air quality.