Pre-insulated Ductwork Made of Phenolic Duct Board

Phenolic Insulation25 May, 2026Business

Langfang Clear Chemical Building Materials Co, Ltd. was established in 2007. Since its establishment, it has always focused on the research and production of phenolic insulation products. Our products are widely used in the fields of wall insulation, central air conditioning and ventilation, industrial pipelines, storage tank insulation, steel structure factory ceiling insulation, wall board sandwich, etc.