Instructions:(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 circular steel sheet and open the hole. (2) According to the circular steel sheet of the silicone sleeve, cut two wear-resistant materials with the same shape as the steel sheet (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 and tear(3) Put the cut wear-resistant material and steel sheet on the inside of the tent opening, and insert the screws from the inside out to the screw holes. (4) Put wear-resistant materials, silicone sleeves, and steel sheets in-sequence on the outside, and tighten the screws with nuts to fix them. (5) Cut off the tent fabric inside the silicone ring to complete the opening(6) After installation, insert it into the chimney and use it. When the diameter of the chimney is greater than 4.5cm, you can cut the silicone ring by yourself! Specification:Name: Tent Chimney Anti-scalding Silicone CoverWeight: 340gSilicone tolerance is about 280 degreesSuitable for chimney: 4.5-10cm (more than 4.5cm, you need to cut the rubber ring by yourself)Include:1*Anti-scalding silicone cover for tent chimneynotes:1. Due to various factors such as monitor brightness, light brightness, etc., the actual color of the product may be slightly different from the picture displayed on the websit