The Purolator TA25499 Air Filter is a heavy-duty, high-capacity, self-supported panel filter designed to provide superior engine protection in demanding industrial and commercial applications. Constructed with 100% synthetic media, this filter offers enhanced strength and dirt-holding capacity, effectively trapping contaminants that could otherwise damage engine components. The self-supported design eliminates the need for metal wire backing, reducing potential corrosion and enhancing the filter's durability. With a flow rate of 1,750 CFM and a temperature rating of 150°F, the TA25499 ensures optimal airflow and performance under various operating conditions. Its die-cut, one-piece heavy-duty moisture-resistant beverage board frame provides structural integrity, while the 100% water-repellent, high-strength adhesive coats the entire interior of the frame, ensuring a secure seal. This filter is engineered to meet or exceed industry standards, including UL 900, UL (Canada and US), and ASHRAE 52.2, making it a reliable choice for maintaining engine efficiency and longevity in heavy-duty applications.