Inner tank
Food grade SUS 304-2B, 0.41mm
Insulation
High density polyurethane, 50mm
Vacumn tube
Cu/ Ss/ Aln coating, 58*1800mm
Frame
Painted galvanized steel, 1.3mm
Copper coil
Dia. 12mm, length 40m
Assistank tank
5L, the material is same with water tank
Electrical heater
1500W-3000W optional
Controller
220V/ 230V optional
Accessories
Ecectric Heating
Certification
ce, LFGB, RoHS, CCC/ISO9001-2008/Solar Keymark/SRCC/EN12976