The reason might be that the seal screw seal is provided because the sealing sheet has sealing function, Nanjing three-sealing screw, the fact is this: ordinary wall screws through the wall at the left seepage path in which we set the seal between the sheet just to change the path so that water seepage through the sealing purposes. Sealing screw is widely used in buildings but also to our security brought greater security. The rapid development of China's construction industry after a decade of history, building materials also experiencing rapid development, sealing of the screw is a gradual shift from one product into an industry, Nanjing Kuang Jian Building Material Co., mainly produces sealing screw on Pull the screw (wall screw, double screw), coarse teeth screw, T3 screw, GB screws and other construction screws. Installation and removal procedures seal screw carpet you know? The following is a brief overview of small series: 1, subway because after sealing screw nut plastic pad support, very solid, Wuhu three-screw seal retail custom template is not inward arch, you can not cement support, Later, wall forming uniform formation. 2, old-fashioned screw positioning pieces have open welding phenomenon, the template will be inwardly for, use to cement support, to break out of the wall is not flat. Disassembly process: 1, first disassemble subway seal screw rod screw outside, then disassemble template, easily removable without any resistance, zero losses. 2, first dismantle the old screw template, three-sealing screw, as the screw outer rod in various directions, demolition laborious template big loss. Nanjing three-three-sealing screw sealing screw _ _ shuangxing Screw Co. Building Materials provided by Nanjing Peter Kennedy. Nanjing Kuang Jian Building Materials Co. (www.njwklg.com) strong, credible, in Nanjing of metal building materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead shuangxing screw into the brilliant and you work for a better future!