LUKER L200 SOLAR WATER HEATER 200L STAINLESS STEEL
Tank with stainless steel outer cover(0.4mm thickness)
High quality PUF Insulationminimises heat loss of water(50mm thickness) 
High quality58/1800 three layered vacuum tubes made of 1.6mm thickness high borosilicone glass, which is resistant to 25mm hail.
Inner tank diameter 260mm, made of 0.4mm thickness SUS304  food grade stainless steel
Outer tank diameter:360mm, made of 0.4mm thickness SUS201 stainless steel
Frame made of SUS201 Stainelss steel.