The NORITZ AMERICA CORP Concentric 90 Degree Elbow with wall flange is an essential component for venting systems in tankless water heaters. This elbow is crafted from high-quality materials to ensure durability and resistance to corrosion. Designed for optimal airflow, it allows for smooth transitions in venting direction while maintaining compliance with industry standards. The dimensions are tailored for compatibility with various NORITZ models, making installation straightforward. This elbow is ideal for creating efficient venting pathways in both residential and commercial applications.