Due to static water, air, static electricity, electrical leakage, it may be caused by various metal surfaces in the bathroom space, there is the potential difference will cause electric shock or point discharge (touch the faucet to electricity), and likely to cause risk of personal injury.

The potential connection through all metals in the bathroom together, simultaneously connect the ground to ensure that the potential difference, electrical leakage can also be timely jump-off, effective protection of lives and property of the user.

General decoration company would ignore this, do not adopt a regular practice (formal practice: All metal parts are to be connected to potential terminal), especially the electric water heater, online exposure water heaters, electric shock killed, if the equipotential connection will be jump in the leakage of the first time off will not result in electric shock.

Elinker remind you that, if ignored and equipotential bonding is very dangerous.