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About product and suppliers:
        Alibaba.com offers 1,971 window stopper products. About 12% of these are other door & window accessories, 10% are door stops, and 9% are window and door making machine. 

A wide variety of window stopper options are available to you, such as free samples, paid samples. 

There are 1,971 window stopper suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of window stopper respectively. 

Window stopper products are most popular in Western Europe, North America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 469 with ISO9001, 304 with Other, and 116 with BSCI certification.