The ''Noble'' Double Wall Corrugated Pipe is our answer to the complex and ever-demanding sewerage and Ducting demands of India and abroad. In constant pursuit of unmatched quality in the industry, we manufacture DWC Pipes from 32 / 40 MM to 600 / 675 MM in categories of SN 8 & SN 4 for Sewerage and in categories of 450 N & 750 N for cable ...