Home Impressions 7 In. Stove Pipe Damper is designed with a unique spike and handle system that makes installation simple and efficient. The damper’s spike pierces through standard stove pipes, ensuring a secure fit. Crafted with durability in mind, the steel spindle is made as a one-piece continuous piece, while the handle and spike are constructed from sturdy steel. The disc is made from cast iron to withstand heat and use over time. The damper features a full-tension grip that remains unaffected by heat, and its spindle includes a hump guide to help lock it securely in place. This practical damper effective control of airflow in stove pipes, enhancing your stove’s performance and safety. Model Number: SPD-1005