7" Class A Chimney Pipe Insulated Wall Thimble from Sure-Temp Metalbest's Insulated 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 combined in a wide variety of ways to solve almost any chimney installation requirement. Features: Materials: Stainless steel Clearance: 2" to combustibles Allowable Flue Gas Temperatures: Maximum Continuous: 1,000 Degrees Fahrenheit / 540 Degrees Celsius Brief Forced Firing: 1,400 Degrees Fahrenheit / 760 Degrees Celsius (60 min.) Creosote Burn Out: 2,100 Degrees Fahrenheit / 1,150 Degrees Celsius (3 x 10 min.) UL Listed: UL-103-HT Warranty: Lifetime Limited Warranty Opening Required: 13.125" x 13.125" Telescopes for 6" to 11" wall thickness

Metalbest 7T-IWT Ultra-Temp Collection