This Burnham Commercial venting elbow is a crucial component in heating, ventilation, and air conditioning (HVAC) systems. It is designed with a 4-inch diameter and a 45-degree angle, providing efficient airflow redirection within the system. The product is made from stainless steel (SS), ensuring high durability and resistance to corrosion. Its primary function is to facilitate the safe expulsion of combustion gases from commercial heating equipment to the outdoors. The venting elbow's design complies with industry standards for safety and efficiency in HVAC systems.