... , AS/NZS 2712 certified 3. Continuously improved design solar, solar water heater, solar collector, evacuated tube & heat pipe, solar renewable ... up to the manifold.Step 3: A pump circulates water or heat transfer fluid through the header pipe, carrying ... #BOX ET-10 Manufactured in line with ISO9001: 2000 quality management requirements, and meeting SRCC, AS2712, CSA and, Solarkeymark requirements. ...