... : 72 hours, certification:CE,ISO9001-2008,SRCC,Solar Keymark,UL,SABS offer OEM Name: Non-Pressure Solar Water Heater With Auxiliary Tank(Stainless Steel ... .l) Certification: CE, CCC, ISO9001-2008, SGS, SRCC, Solar Keymark,SABS... ________________________________________________________________________________ Name: Non-Pressure Solar Water Heater With Auxiliary Tank(Colored Steel Series ...