| 摘要 |
PURPOSE: A dry type water seal is provided to block bad smell from the bottom part of a drain, and to prevent water from being remained inside. CONSTITUTION: A dry type water seal(110) comprises a sealing pipe(101), an isolation pack(102), and an isolation material(103). The sealing pipe is coupled to the top of a drain pipe installed in the bottom part of a filter. The isolation pack is coupled to the bottom end of the sealing pipe, and formed in a cylindrical shape using synthetic resin of a soft material. The isolation material is inserted into the isolation pack, and adheres the bottom end of the isolation pack each other. |
