Are available The DOLPHIN mechanical pump with reliable functionality, exclusively with positive feedback, is the sales leader in the pump market in Russia. Presentable corporate packaging, engraving on the top on the lid of the glass in the form of a dolphin and the inscription Dolphin are the identification elements of this product. Installing the pump on a water bottle is simple and straightforward: the pump is mounted on the neck of the tank by fixing the clamping nut.