Generally, the GI pipe has one inch of thread to have the proper coupling. Teflon tape should be used in tread then the coupling should be fixed in the tread. By this method, the leakage is being stopped. Wherever the is a need for the new connection Selvi Enterprises put a T joint in the required place with the help of proper measurement Selvi Enterprises provide the new connect without interrupting the old connection. Where ever is the recruitment of the new connection, for example, the bathroom, laten room, kitchen. For the new connect Selvi enterprises can cut the wall and can connect through the wall. The wall will be concealed with the help of the concrete and cement and the wall will be seemed to be normal.