- Heats one appx. 1 liter water per hour (depends on geographical and weather factors)
- 90%+ energy conversion efficiency.
- 100% shipping safety guarantee.
- 20 1/2″ long, 2 1/4″ outside diameter, 1 3/4″ inside diameter, Double wall structure with vacuum between walls
- More details see http://www.electric-bike-kit.com/solar-tubes.aspx
a box of 10 triple-insulated high-performance Clean Republic solar vacuum tubes, also known as Solar Evacuated Tubes. These high-quality solar tubes can boil water using only the power of the sun! They are great for hobby projects, and for building solar air and water heating systems. We have excellent customer service and a 100% shipping protection guarantee (make sure any other tube suppliers you’re considering offer this type of guarantee because these tubes are fragile). These tubes soak up
Price: $ 109.00
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