Sure-Temp 8-Inch Insulated Wall Thimble

The MetalBest Chimney System is ideal for venting residential heating appliances burning wood, #2 oil, and natural and LP gas.

• Eliminates the need for using individual firestops
• The round sheilding acts as a radiation shield and provides the required 2 inch clearance to combustibles
• Underwriters Laboratories UL 103 HT Certified
• System Requires 2 inch airspace to combustibles.
• System Temperature Rating 1000 F Degrees Maximum Continuous Operating Temperature
• System Temperature rating: 1400 F Degrees Maximum 60 Minutes
• System Temperature Rating: 2100 Degrees F Maximum Test 10 Minutes
• Check Appliance Installation Instructions For Details
• Industry Best Warranty Contact Selkirk For Details