Model C-PBD/cylindrical PBD -Vertical Drain

Co-developed and Won new construction technology certification by Korea Land and Housing corporation,the big project owner in Korea. C-PBD is a plastic drain board core with cylindrical boring pipes. The structure of C-PBD with cylindrical boring pipes prevents a lowering of drainage efficiency and a pushing filer inward reducing the cross sectional area of drain, hence re- ducing, or even losing, the drain capability.