1 Flat solar water heater 2 CE,SRCC,ISO,SK 3 Elaborated designing 4 OEM available 5spilt/separated solar flat panel projectSolar collect technical parameterSpecification2000*1000*82 /2000*1500*82CoreCopper and aluminum unfiled core/ All copper coreCoatingElectroplate the black chrome or selective absorb paint ,long serive life, enduring high temperatureTempered glassHigh transmittance,good heat ...