Super-conductive collector tube

BAOGUANG Heat pipe vacuum tube features: 1. Reliable, efficient, Supercopper heat pipes for rapid heat transfer, no water enter into the tube, freezing resistance: -35C, it can be used in special cold area. 2. Highest stagnation temperature can reach 250 C 3. Can output power in 5 seconds when temperature up to 25C 5. Easy plug-in installation and maintenance. 6. Stable solar conversion throughout the day (tubes passively track the sun) 7. Perfect solution for mid&high temperature ( >80 C)hot water using.