High pressurised Heat pipe solar water heater model

SGCB47581810-GS, SGCB47581812-GS, SGCB47581815-GS, SGCB47581816-GS, SGCB47581818-GS, SGCB47581820-GS, SGCB47581824-GS, SGCB47581830-GS, SGCB47581810-SS, SGCB47581812-SS, SGCB47581815-SS, SGCB47581816-SS, SGCB47581818-SS, SGCB47581820-SS, SGCB47581824-SS, SGCB47581830-SS