... Solar water heater 2. SRCC, CSA, Solar Keymark, AS/NZS 2712 certified 3. Continuously improved design solar, solar water heater, solar collector, evacuated tube & heat pipe, solar renewable ... main parts:Evacuated Tube (ET)Absorbs solar energy and converts it to usable heat. ... productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Split Pressurized Evacuated Tube Solar Water Heater