The Purolator TA35266 Air Filter is a high-performance industrial strength panel filter measuring 12" x 12" x 1.5". Designed to meet the rigorous demands of industrial and commercial applications, this filter ensures optimal engine protection and efficiency. Constructed with superior-grade skin-backed fiberglass media, it effectively captures airborne contaminants, preventing them from entering the engine and causing potential damage. The filter's one-piece heavy-duty Kraft board frame with monobond pinch design enhances its structural integrity, ensuring a secure fit and durability under various operating conditions. With an arrestance of 75% and a Minimum Efficiency Reporting Value (MERV) of 4, the TA35266 offers reliable filtration performance. It operates efficiently at a flow rate of 300 feet per minute (FPM) and maintains a resistance of 0.09 inches of water gauge (WG) initially, increasing to 1 inch WG upon final loading. This filter is classified as Class 2 by Underwriters Laboratories (UL) and complies with UL 900 and ASHRAE 52.1 standards, affirming its quality and safety. Suitable for a wide range of industrial and commercial applications, the Purolator TA35266 Air Filter is an essential component for maintaining engine performance and longevity in demanding environments.