- Water supply for high-rise apartment, officetel, department store, commercial building, hotel, hospital, golf club, industrial facilities and etc. 

- Capricious area of water supply quantity and water supply of broad area

- Excellent energy saving by controlling rotation speed of pump based on water supply quantity

- Maintain the constant pressure till top part layer of building by pressurized water supply method

- Construction cost saving and fine appearance of building by removing water tank from rooftop

- Supply pure drinking water by using stainless steel material

- Price is much cheaper without big change of functions.