... normal.This doesn't effect the whole system.This system can be used for seperated pressure solar ... /SS-coating)superconducting heat pipe:High-purity copper systemstyle:15/20/24/30 tubesWork station: ... valveModel: JJR-SFCY-01(one copper coil) JJR-SFCY-02(double copper coil)Cubage: 100L,150L,200L ... the high-rise construction space crisis.Automatic control system, water tank bringing electric heating, even if ...