HDPE DWC pipes are light weight pipes, applicable for non-pressure underground sewerage, rain water harvesting purposes, drainage & cross drainage etc. These are maintenance free pipes which can be kept underground for several years. These are not prone to leaks, damage and cracks. Also, the use of the pipes make no harm to environment as well as soil. HDPE DWC pipes have extended service life. These can be installed at constrained locations, without much labor.