The SPT-5 PAD measures 19"x29" and comes in a pack of 25, designed by Koch Filter Corp. This high-efficiency pad is ideal for air filtration applications, ensuring optimal performance in various environments. Constructed with durable materials, it effectively captures airborne particles, enhancing air quality. The pad's dimensions make it suitable for a range of HVAC systems, providing a reliable solution for both commercial and residential use. Its design complies with industry standards, ensuring compatibility and effectiveness.