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About product and suppliers:
        Alibaba.com offers 139,141 collector products. About 15% of these are dust collector, 10% are solar collectors, and 4% are solar water heaters. 

A wide variety of collector options are available to you, such as manifold collector, evacuated tube, and flat-plate. You can also choose from solar thermal, water heater, and air conditioning system. As well as from glass, copper, and pvc. And whether collector is free samples, or paid samples. 

There are 136,487 collector suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and India, which supply 97%, 1%, and 1% of collector respectively. 

Collector products are most popular in Domestic Market, North America, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 62,445 with ISO9001, 29,546 with Other, and 13,869 with ISO14001 certification.