This Metal Filter, measuring 16x20x4 inches, is designed for heavy-duty air filtration in commercial and industrial HVAC systems. Constructed from durable steel, it provides excellent filtration efficiency while ensuring longevity. The filter effectively captures dust, debris, and other airborne contaminants, contributing to improved indoor air quality. Its robust design allows for easy installation and maintenance, making it a reliable choice for demanding environments. This filter meets industry standards for performance and durability, ensuring that your HVAC system operates at peak efficiency.