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About product and suppliers:
        Alibaba.com offers 1,147 thermal underlay products. About 47% of these are flooring accessories, 1% are wood flooring, and 1% are waterproof membrane. 

A wide variety of thermal underlay options are available to you, such as silent underlays, moisture-proof underlay, and flooring trims. You can also choose from free samples. 

There are 1,147 thermal underlay suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of thermal underlay respectively. 

Thermal underlay products are most popular in Domestic Market, North America, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 508 with ISO9001, 164 with ISO14001, and 127 with Other certification.