The DURAPURE-CP 20X24X12 filter by Koch Filter Corp is designed for high-efficiency air filtration. This filter measures 20 inches by 24 inches with a depth of 12 inches, making it suitable for various HVAC systems. Constructed with durable materials, it ensures long-lasting performance and compliance with industry standards. Ideal for commercial and industrial applications, this filter effectively captures airborne particles, enhancing air quality and system efficiency. Each carton contains one filter, ready for installation.