Name: tent chimney scald silicone sleeve Weight: 340g Silica gel tolerance: about 280 degrees Adapted chimney: 4.5-10cm (more than 4.5cm need to be cut rubber ring) Specifications: Usage: 1. Open the chimney hole of the tent: 1. Determine the position of the chimney mouth on the tent, 2. Mark the position of the screw hole on the chimney mouth according to the round steel sheet and open the hole. 2. Cut two wear-resistant materials with the same shape as the steel sheet according to the round steel sheet of the silicone sleeve (thick fabric can also be used instead) This step can also be omitted, but the addition of wear-resistant materials can better protect the tent from wear. 3. Put the cut wear-resistant material and steel sheet in the inner side of the tent opening position, and insert the screw from the inside to the outside through the screw hole. 4. Put wear-resistant materials, silicone sleeves and steel sheets on the outside in sequence, and tighten the screws with nuts to fix them. 5. Cut off the tent fabric inside the silicone ring to complete the opening 6. Insert the chimney after installation and use it. When the diameter of the chimney is greater than 4.5cm, you can cut the silicone ring by yourself! Package Included: 1/2/3Pcs * silicone sleeve