Selkirk-Metalbest Metalbest Sure-Temp 12" Class A Chimney Pipe Wall Thimble

12" Class A Chimney Pipe Wall Thimble from Sure-TempMetalbest's Wall Thimble installs quickly and eliminates the need for using individual firestops. The round shielding acts as a radiation shield and provides the required two inch air space clearance to combustibles. The two sections telescope to accommodate 6" to 11" of wall thickness.The Sure-Temp Chimney System is designed to meet the needs of today’s high-efficiency Wood Stoves and other appliances burning wood, oil or gas. Components may be combine...