A stove jack allows you to safely extend stovepipe through the roof or wall of your tent. Our stove jacks are contructed of fire proof 17-ounce silicone-coated glass material (18" x 18") with a solid silicone ring. Stove jacks are temperature rated up to 700°F (400°C).
More photos here.
Question: Why are stove jacks NOT normally made of metal?
A. Metal would be difficult to transport.
B. Metal would conduct heat to the flammable tent fabric.
C. Something else.