How it works.

The process.               1.Way through the door. The lock is not less than one hand can not be locked on both sides suitable. Once through the gate or door is not closed - Simple and public toilets.
The process.               2.Knob to avoid mosquito nets. Knob to lock the rear. Loosen the lock from inside and outside with the key. Suitable to be used. The door to door with mosquito nets because of the knob. Turn to one side just outside the contract will be applied to the gate with such characteristics.
The process.               3.Knob on the toilet. Lock from the inside of the round. The outside can be unlocked with keys or coins, due to the emphasis on safety as the main event. Ø accidents in the bathroom. Can help to keep pace with the speed and volume.