The advance techniques of digital imaging like the visual inspections help the plumbing
industry to detect the blocks in underground pipelines and can easily remove the clogs that formed inside the pipelines. And if there is a hole or a break in the pipelines then with the advanced techniques a plumbing professional can solve the difficulties with out removing or digging the pipelines. Thus with the use of advanced plumbing technologies we can overcome the difficulties in blocked drains and can take preventive maintenance. Also the roto-rooting, hydro jetting, Acid washing and smoke tests are the improved plumbing technique which can be used to detect and cleaning the blocks inside the pipelines of drain system.