integrative copper coil solar water heater 1.CE,CCC certificates 2.OEM provide. 3.High quality integrative copper coil solar water heater Descriptions:1) Inner tank: 0.4MM~0.5MM food grade stainless steel304, Outer tank: 0.4mm color steel /stainless steel 304-2B2) Bracket: stainless steel / galvanized steel 3) Insulation: 50-55mm polyurethane,heat preservation 72hours/3days4) Capacity: From 100L ...
