The SS-5 PAD, with dimensions of 23"x57", is sold in packs of 8 by Koch Filter Corp. This filter pad is engineered for high-efficiency air filtration, capturing a wide range of airborne contaminants. Its durable construction ensures longevity and effectiveness in various applications, including HVAC systems. The size is ideal for larger filter frames, providing a reliable solution for maintaining air quality in commercial settings. Meeting industry compliance standards, this pad is a trusted choice for effective air management.