... efficiency of heating,new basking way,bask water directly;3.Never mix water,give much hot water, water quality is clean and clear;4 ... family electricity quite a lot.5.Food grade quality,the water can be drank directly6.Achieve building integration,save charges of ... the USA!!! Appearance: Application:fence,houses,pools,balcony,and so on. Working Status Introduction: Modularization Design Construction: