The SPT-10 PAD by Koch Filter Corp measures 28 inches by 72 inches, designed for high-efficiency air filtration in HVAC systems. This pad effectively captures airborne particles while allowing for optimal airflow, making it suitable for both commercial and industrial applications. Its durable construction ensures longevity and reliability, while the pad's design facilitates easy installation and replacement. Sold in packs of 8, the SPT-10 PAD is an excellent choice for maintenance teams looking for effective filtration solutions to enhance air quality.