Solar Water Heater: Vacuum Tube,Selective C-S-AL vacuum tubes,Extremely strong transparent glass,High absorptance,Cold weather r

Features Specifications: Solar Water Heater

Features:1) Thickness of vacuum tube: 1.6mm2) The size of vacuum tube: 58*1800mm or 47*1500mm3) Inner tank material: SUS304-2B food brand stainless steel 4) Outer tank material: import zinc-plating or color steel5) polyurethane layer: 60 - 65mm foam, can keep tank warm for two days6) Frame: galvanized steel,with thickness of 1.5mm7) the small auxiliary tank can fill cold water into big tank automatically,and it can stop filling automatically too.

Pressurized solar water heater