The 25X20 6'' FILTER BASE FAN/COIL from Southwark Metal MFG Co is a premium solution for enhancing air quality in HVAC systems. With dimensions of 25" x 20" and a 6-inch filter slot, this filter base is designed for effective air filtration and circulation. Constructed from high-quality materials, it ensures durability and long-lasting performance. This unit is suitable for various fan and coil configurations, making it an adaptable choice for both residential and commercial environments. It complies with industry standards, ensuring reliable functionality and easy integration into existing systems.