Hot Tent Stove Jack Tent Round Stove Jacket Hole Pipe Vent1.Highly Flame-retardant: The hot tent stove jack uses highly flame-retardant silicone glass fiber material (up to 572?F/300?C).2.Firewood Stove Tents: The product is designed for firewood stove tents, suitable for hot chimney tunnels.3.Item Size: About 9 inches * 7.8 inches / 23 cm * 20 cm...