Adjustable Galvanized 90° Elbows - 28 Gauge are designed for indoor use as connectors for matching gauge pipe. Manufactured from durable galvanized steel, these fully adjustable elbows ensure a secure fit and reliable performance in HVAC systems. Perfect for creating precise 90° angles, they provide corrosion resistance and optimal airflow for long-lasting connections. Ideal for a wide range of ducting applications.