BM0051-A 6" Cast Iron Stove Pipe Damper

Perfect 6 Inch Fit Exact match for standard 6-inch single wall black stove pipe, universal for most wood stoves, coal stoves and residential flue vent systems. NOT suitable for double-wall insulated chimney pipes | Premium Cast Iron Build Solid cast iron main body + sturdy steel handle, anti-deformation & high temperature resistant up to 600F for long-term daily heating use | Secure Spring Lock System Built-in spring-loaded positioning pin locks the damper blade firmly in place, prevents accidental rotation and air leakage caused by high-temperature vibration | Precise Draft Control Adjustable twist handle design allows infinite airflow adjustment, easily regulate burning speed, reduce fuel waste and improve overall heating efficiency | DIY Friendly Installation No drilling, no welding and no extra hardware needed. The inline clamp-on design enables quick installation in minutes. Remind: never fully close the damper during operation to ensure safe burning.