ductingchina.com,7 inch flexible aluminum duct-round duct insulation,To make sure that Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. provides quality 7 inch flexible aluminum duct-round duct insulation, we have effective quality management methods that fully meet regulatory requirements. We strictly follow standard operating procedures for the selection of materials to ensure the high quality of the product. Meanwhile, we effectively implement the quality control system throughout the whole production process.
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Xuanyuan provides 7 inch flexible aluminum duct-round duct insulation products that are selling well in United States, Arabic,Turkey,Japan,German,Portuguese,polish,Korean,Spanish,India,French,Italian,Russian,etc.
Xuanyuan,Our company main produces 150mm semi rigid ducting,aluminium semi rigid flexible duct,semi rigid aluminium ducting.