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About product and suppliers:
        Alibaba.com offers 5,469 window jamb products. About 11% of these are door & window frames, 1% are mouldings. 

A wide variety of window jamb options are available to you, such as wooden, plastic, and aluminum alloy. You can also choose from pvc, hdf & mdf. As well as from free samples, paid samples. 

There are 5,469 window jamb suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of window jamb respectively. 

Window jamb products are most popular in Africa, Western Europe, and Eastern Asia. 

You can ensure product safety by selecting from certified suppliers, including 903 with ISO9001, 533 with Other, and 304 with ISO14001 certification.