... Heat pipe solar collector 2. SRCC, CSA, Solar Keymark, AS/NZS 2712 certified 3. Continuously improve design Product Descriptionheat pipe solar collector, solar water heater, solar collector, evacuated tube & heat pipe, solar renewable energyApricus advantages1. Solar Keymark ... sunlight and converts it into heat.Step 2: Steam forms inside heat pipe which transfers heat rapidly up to the manifold. ...