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About product and suppliers:
        Alibaba.com offers 5,031 window jamb products. About 11% of these are door & window frames, 2% are doors, and 1% are mouldings. 

A wide variety of window jamb options are available to you, such as entry doors, security doors, and other door & window accessories. You can also choose from wooden, aluminum alloy, and plastic. As well as from mdf, solid wood. And whether window jamb is interior, exterior, or industrial. 

There are 5,031 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 916 with ISO9001, 413 with Other, and 151 with ISO14001 certification.