But PVC, CPVC and copper are still in common use ... Cast iron was a common material for drain pipes in the first part of the ...

Watch how discarded polythene bags are repurposed into strong PVC drain pipes. This eco-friendly process not only saves plastic from landfills but also creates a useful product for plumbing and ...

and as culvert pipes and DWV pipes for drain, waste, and vent applications. PVC pipe provides good flexibility, a smooth surface, and nontoxic qualities. Because PVC piping is inert, some grades are ...