The Tshisa Box is a real low cost alternative to conventional solar water heaters. It retails for R200 to R250. In good sun it will heat 10 litres of water in 4 -5 hours while also using solar ultra-violet to disinfect the water. It does not need any domestic plumbing systeem and requires no installation. Visit the page to see test results, user's views and information from the suppliers. We are looking for small businesses to sell the product.