The SPT-10 filter pad by Koch Filter Corp measures 24 inches by 36 inches, designed for superior air filtration. This pad is ideal for HVAC systems, ensuring efficient removal of airborne particles. Each carton contains 8 pads, providing a reliable solution for both commercial and industrial applications. The SPT-10 is constructed from high-performance materials that comply with industry standards, ensuring optimal air quality. Its easy-to-install design allows for quick replacements, making it a convenient choice for maintaining clean air environments.