The SPT-10 PAD 25"x27" by Koch Filter Corp is designed for high-performance air filtration in various environments. This pad measures 25 inches by 27 inches and is constructed from advanced filtration media that captures dust and allergens effectively. Sold in a carton of 25, it is perfect for high-traffic areas requiring frequent filter changes. The SPT-10 media ensures low resistance and high airflow, making it suitable for both residential and commercial HVAC systems. This product meets industry standards for quality and efficiency.