This Burnham Commercial Venting System is designed for optimal performance and efficiency. The 6-inch MPO Flex Oil Vent, measuring 20 feet in length, is a key component of this system. It is constructed from high-quality materials to ensure durability and longevity. The vent's flexibility allows for easy installation and adaptation to various building structures. It is specifically designed to work with oil-based systems, ensuring efficient exhaust of combustion byproducts. The vent's diameter (6 inches) and length (20 feet) are critical dimensions that contribute to its capacity and functionality within the overall system.