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Quick Details

  • Standard or Nonstandard: Standard
  • Structure: Gate
  • Pressure: Low Pressure
  • Power: Hydraulic
  • Material: Plastic
  • Temperature of Media: Normal Temperature
  • Media: Water
  • Place of Origin: Japan
  • Model Number: F1 type
  • Brand Name: Series F

Packaging & Delivery

Packaging Details Standard safe packing or upon your request
Delivery Time within 2 week after the order confirmation


1.Japanese high quality
2.Simple structure
3.Anticorrosive (Made of PVC)
4.Remarkable ability of water tightness


The flap gate usually discharge the water by the pressure of drainage.

When the water level outside flap gate gets higher than water level of drainage,

the gate fits over open-mouth and prevent water back flow into drainage.

The advantages of using this gate compared with steel or stainless gate as below

 ♦Anticorrosive and easy to set up

 ♦Easy to open the gate because of light weight



The flap gate is set up on the wall with concrete anchor (refer to the picture below).

The wall should be flat and smooth so that the gate keeps high water tightness.


 We would not want to limit your idea and imagination.


  For example of construction 

The flap gate is usually attached on the vertical wall.

If the gate is installed on an inclined wall , It might be difficult to discharge the water smoothly.



♦ It is not applicable where there are many trash or floating substances around.

♦ It is not applicable in rapid flow river and sea. 



♦ Chububika Corporation can offer a best product with 40 years experiences and knowledge in Japan market.

♦ if you have other type of requirement, we can customize the product according to your request or site condition. Please contact us by e-mail, phone or fax.


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