The SPT-10 filter pad by Koch Filter Corp measures 29"x34" and is engineered for superior air filtration. This pad is perfect for use in various HVAC systems, providing effective removal of airborne particles. Made from high-quality materials, it ensures long-lasting performance and compliance with industry standards. Each carton contains 8 pads, making it a cost-effective solution for maintaining clean air in commercial and industrial settings. The SPT-10 is designed to enhance air quality while optimizing system efficiency.