DWC-HDPE pipes for underground cable protection Double Walled Corrugated High Density Poly Ethylene (DWC-HDPE) Pipes: Application: Providing mechanical protection to underground cables- namely Electrical, O.F.C. and signaling cables. DWC HDPE pipes are substitute to conventionally used products like RCC Hume pipes, Plain PVC pipes, Plain HDPE pipes, Brick and Sand etc. Technically approved: IS 14930 part 2, TSEC of BSNL etc. Cost effective: Average savings are from 25% to 300% depending upon the type and size of the pipe used. Savings on labor and time: Additional. Long life: 50 years plus. Sizes available: From 40mm OD to 315mm OD and in different colors. Jointing method: Through Snap fit Coupler. Also available on demand - End caps, Bends, Tees, etc. Additional features: Anti-Rodency, Non Flame Propagating Properties and Permanently Lubricated Silicone Inner Layer can be provided on request. Regular users : Indian Railways, Metro Railways, Telecom Companies, Airport Authority of India, CPWD, PWD'S, Local Area Development Authorities, Builders, Land Developers etc.