Hongte is going to be top notch in terms of its fiberglass duct board and considerate service. pre-insulated duct panel produced by Hongteis very popular in the market. The production of Ventech hvac duct board suppliers is of high efficiency with the help of advanced production equipment. Perfect quality assurance system and perfect warranty services are established for this product.
Continuing to promote pre-insulated panel and accelerating the construction of our environment-friendly enterprises are our top tasks for now. Get price!