... channel 3year guarantee CCC,CQC,ISO,CE approved OEM compact solar water heater -natural circulation-We supply several types of integrated non-pressurized ... -428/56SWH-270270Lφ460mmφ58-1800mm304-523/461. Galvanized steel solar water heater Detailed Specifiations: 1. Inner tank: 0.4mm SUS304-2B stainless ... , width: 100mm, thickness: 1.5mm7. Angle: 38 or 45 degree heat pipe solar water heater