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Hongte is leading the fiberglass duct board market. phenolic insulation board manufacturers produced by Hongteis very popular in the market. The whole manufacture process for Ventech hvac duct board suppliers is finished by our experienced pprofessionals by using the latest advanced equipment. This product is in great demand and we have on hand many enquiries from other countries.
Unlike some Chinese enterprises pursuing short-term gains, Ventech has formulated a pre-insulated panel strategy with a commitment to offering the best service. Inquiry!