The HEPA Frame 12.6x17.6x3.75 GA KIT by Koch Filter Corp is designed for high-efficiency air filtration. This HEPA filter frame is constructed to capture airborne particles effectively, ensuring cleaner air in various applications. With dimensions of 12.6 inches by 17.6 inches and a depth of 3.75 inches, it fits standard HVAC systems. The frame is made from durable materials that comply with industry standards, providing reliable performance. Ideal for use in commercial and industrial settings, this kit includes everything needed for installation.