solar water heater with heat exchanger
cooper coil
pressurized

solar water heater with heat exchanger copper coil :

Water tank:

inner tank : 1.5 mm stailess steel 304 food grade

outer tank: 0.5 mm gavanized paint / gavanized Zim alloy

insulation : 52mm import polyurethane foam

bracket :1.2 mm Galvanized steel / Aluminum Alloy

Capacity: 180L/200L/250L/300L

Vaccum tube :

borocilicate glass ;Φ58*1800mm

three target selective coating

working  pressure :0.6Mpa