The SPT-10 PAD, measuring 17" x 40", is packaged in a carton of 8 and produced by Koch Filter Corp. This pad is designed for effective filtration in various applications, capturing dust and allergens efficiently. Its size allows for versatile use in different systems, ensuring a perfect fit. Made from high-quality materials, the SPT-10 PAD is built to withstand demanding conditions while maintaining high performance. Ideal for both residential and commercial environments, this pad is a reliable solution for enhancing air quality and system efficiency.