功能

• It is a self-closing membrane that opens when draining and is sealed under normal conditions, and prevents odors and pests while draining smoothly.
• Since sealing water is not required, it is hygienic and there is no need to worry about sealing breaking.
• Twist the knob counterclockwise to take it out and check it.
• Cleaning is easy and a hygienic environment can always be maintained.
• Air conditioning equipment and refrigeration
• Suitable for indoor drains such as cold storage.