Wick drain weep hole is designed for use on exterior wall in order to prevent structural damage from uplift pressure of water.
If existing water channel is floated due to seepage water ,
piling type weep hole is intensively used to solve this problem.
♦ Ground water from back side of concrete wall goes out to the channel through pipe.
♦ Rubber flap valve does not allow the water to flow back into drainage pipe.
Other type of products
We have various kinds of products which is fit for the condition such as sheet pile or tunnel.
We can be flexible to offer customized design . Please contact us without hesitation.
♦ It is not applicable where there are many trash or floating substances around.
♦ It is not applicable for ocean.
With experiences gathered through dealing with more than 3000 distribution channels in Japan.
We (Chububika corporation) can offer suitable prodcuts for not only agricultural affairs
but also Civil engineering materials which is made of PVC or other plastic.
We are aiming at reliable relationship with customer through a communication
in business transactions.
If you have any inquiry or suggestion for our products ,
Please do not hesitate to contact us.
We are looking forward to your inquiry.