rain drain,channel drainage ,polymer concrete channel,line drain 

a.Flat surface and slope bottom

b.Small structure,which can help smooth the draining

c.Convenient to transport and easy to intall for these high-strength and light-weight products

d.High resistance against heat,acid,alkali,freezing and thawing

e.Flexible to be installed according to the length of the i

f.Able to adjust the slope face according to the position of the drainage hole

e.Self-cleaning function as the interior is u-shaped and slightly sloped

For more details informations, pls go throught our webiste.

And samples for checking or test is welcome.

Any other question, pls contact me freely. You are always welcome.

Sincerely hope to get a chance to establish business realtionship with you.