... Pressurized Solar Water Heater 1.SOLAR KEYMARK,SRCC 2.Antifreezing -40 deg 3.OEM provide High Quality of China Split Pressurized Solar Water Heater Descriptions:Split pressurized solar watr heater ... thickness aluminum alloyWelding:Argon arc weldingFastening pieces:Made of stainless steel screwTank capacity100L,150l,200L,300L,500L,800L,1000LSolar collector10/12/15 ...