The double-in and double-out barreled water filling equipment is compatible with the filling of 5 to 20 liters at the same time, for example, 5L and 10L can be rinsed, filled and sealed on one filling machine at the same time. Use chain path for bottle feeding, rinsing, filling, capping. Be not limited by the height of the bottle, as long as the size of the bottle mouth, bottleneck, and cap is the same, the bottle type can be changed at will. When changing the bottle type, all the puller guides need to be replaced at the same time .