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About product and suppliers:
        Alibaba.com offers 3,421 solar thermal evacuated tube products. About 51% of these are solar water heaters, 46% are solar collectors, and 1% are steel pipes. 

A wide variety of solar thermal evacuated tube options are available to you, such as manifold collector, evacuated tube, and vacuum solar collector. You can also choose from cb, ce. As well as from solar thermal, water heater. And whether solar thermal evacuated tube is direct / open loop (active), or indirect / closed loop (active). 

There are 3,421 solar thermal evacuated tube suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of solar thermal evacuated tube respectively. 

Solar thermal evacuated tube products are most popular in South America, Western Europe, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 3,230 with ISO9001, 1,012 with Other, and 580 with ISO14001 certification.