The Franklin Machine Products 124-1579 Filter Air 20″H x 20″W x 1″D is a premium HVAC solution designed to meet the needs of various industrial and commercial applications. This air filter features dimensions of 20 inches in height, 20 inches in width, and 1 inch in depth, making it a standard fit for many HVAC systems. Constructed with a polyester media housed in a durable cardboard frame, this filter provides efficient air filtration and is particularly suited for environments requiring MERV7 filtration performance. MERV, or Minimum Efficiency Reporting Value, indicates the filter’s ability to capture particles, and a MERV7 rating ensures it effectively removes common airborne pollutants, contributing to improved air quality. The filter’s white color not only enhances visibility for maintenance checks but also aligns with standard HVAC aesthetic requirements. Certified by UL, this filter meets rigorous safety and performance standards, ensuring reliability and peace of mind for users. Sold in cases of 12, it provides a cost-effective solution for businesses requiring bulk purchases, making it ideal for facilities management, HVAC service providers, and large-scale commercial operations seeking to maintain air quality standards efficiently and economically.