Hongte is the first choice of rigid fiberglass duct board manufacturing globally. We share the best knowledge base and render highly regarded excellent customer service. pre-insulated panel is the main product of Hongte. It is diverse in variety. This product has good structural strength. In order to improve the weaving properties of the yarn, the yarn is subjected to fine treatment of various additives. Its industrialization speed is fast, and its scale effect is remarkable.
Hongte has always been committed to becoming the most popular hvac duct board suppliers supplier. Welcome to visit our factory!