Abstract: A plumbing connection hub for connecting household plumbing to appliances or basins is provided. The hub includes a container formed by a continuous wall and at least one open side, a tubular drain outlet leading out of the container through an operatively lower portion of the wall and the outlet being connectable to the sewage system of a house, and a drain inlet leading into the container from an open side with the tube fixed to the wall, and with the inner ends of the inlet and outlet positioned to receive a s-trap between them. The hub further includes a water connection elbow pipe locator for locating a water connection elbow pipe.