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About product and suppliers:
        Alibaba.com offers 1,945 window stopper products. About 14% of these are other door & window accessories, 12% are door stops, and 5% are other rubber products. 

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

There are 1,945 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 632 with ISO9001, 357 with Other, and 137 with BSCI certification.