Introducing the Donaldson ventilation air filter, a product designed to meet the industry-standard ISO 5011, ensuring top-notch performance and reliability. Crafted with high-quality cellulose media, this filter is tailored for various heavy-duty applications. With a length of 12 inches, an inside diameter of 3.48 inches, and an outside diameter of 6.84 inches, it provides a precise fit for seamless integration.