The AMAIR 1300 28+32+4 air filter from AAF International is engineered for optimal air quality in commercial settings. This filter boasts a MERV rating, ensuring effective removal of airborne particles. Measuring 28x32 inches, it is compatible with various HVAC systems, making it a versatile choice for different applications. Constructed from high-quality materials, it offers durability and resistance to wear, ensuring long-lasting performance. This filter meets stringent industry standards, making it suitable for use in environments such as hospitals, schools, and office buildings. Enhance your air filtration system with the AMAIR 1300 for cleaner, healthier air.