The MD-20 PAD, with dimensions of 16"x24", is sold in packs of 25 by Koch Filter Corp. This air filtration pad is designed for high efficiency, effectively capturing dust and other airborne particles. Its size makes it suitable for a variety of HVAC systems, ensuring optimal performance in both commercial and residential settings. Constructed from durable materials, the MD-20 PAD is built for longevity and reliability. Compliance with industry standards ensures that it meets necessary performance criteria, making it a trusted choice for maintaining clean air.