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About product and suppliers:
        Alibaba.com offers 1,409 air duct damper products. About 96% of these are hvac systems & parts, 2% are valves, and 1% are air conditioner parts. 

A wide variety of air duct damper options are available to you, such as hvac systems, ventilation, and air conditioning. You can also choose from free samples, paid samples. 

There are 1,409 air duct damper suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of air duct damper respectively. 

Air duct damper products are most popular in Domestic Market, North America, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 647 with ISO9001, 291 with Other, and 67 with ISO14001 certification.