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Mainly for a heat exchanger in pre-heated pressurized solar water heater , we use hot water not from water tank,but from copper coil. we can enjoy a pressurized hot water ,pressure same with tap water .
Copper coiler for solar water heater
Haining Aijiaweiye Electric Appliance Co., Ltd.
Solar water heater, solar heater, water heater, solar project solution, s...
