Hole so that a

The pump itself has two holes, suction and output. In order for the pump to operate for a long time, it is necessary to install a grid water cleaning grid on the absorption of the hole. After installing the pump and before using it, it is necessary to pour the pump with water through a special hole so that a vacuum is formed inside and the pump lifts the water to the surface.The power of the pump is selected depending on the intensity of using the water supply.