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About product and suppliers:
        Alibaba.com offers 3,107 evacuated tube solar thermal products. About 53% of these are solar water heaters, 44% are solar collectors, and 1% are solar water heater parts. 

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

There are 3,107 evacuated tube solar thermal suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of evacuated tube solar thermal respectively. 

Evacuated tube solar thermal products are most popular in South America, Western Europe, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 2,795 with ISO9001, 877 with Other, and 596 with ISO14001 certification.