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With professional staff and superb technology, Ventech has exported fiberglass duct board into many countries. Hongtefocuses on providing a variety of phenolic insulation board manufacturers for customers. The product is rigorously tested on various parameters of quality to ensure high durability. It is widely appreciated by the customers for these features and its cost effectiveness.
Practicing new idea of pre-insulated duct panel will help the improvement of Ventech. Inquire!