UMS Metal Furring Channel Furring channel is a key component in modern interior steel framing systems used in both interior and exterior construction. It is designed to create a level surface for drywall installation, especially over uneven walls or ceilings. In steel framing construction, furring channels play an essential role in improving alignment, stability, and overall installation efficiency. What is a Furring Channel? A furring channel is a light-gauge galvanized stee