This 20x25x2 filter from Koch Filter Corp is designed for optimal air filtration in HVAC systems. Its dimensions make it suitable for a variety of applications, ensuring a perfect fit in standard filter slots. Constructed with high-quality materials, this filter effectively captures dust, pollen, and other airborne particles, enhancing indoor air quality. The 2-inch thickness allows for increased surface area, improving airflow and reducing energy costs. This filter meets industry standards for performance and reliability, making it a smart choice for both residential and commercial environments.