7 inch flex duct-150mm acoustic ducting 7 inch flex duct-150mm acoustic ducting is the most favourable product of Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd.. Its outstanding performance and reliability earn it postive customer comments. We spare no efforts to explore product innovation, which ensures the product excels others in long-term practicability. Besides, a series of strict pre-delivery testing is carried out to eliminate defect products.
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Xuanyuan 7 inch flex duct-150mm acoustic ducting We are continuously making innovation on the brand - Xuanyuan and persevere in conducting market investigation and research before starting to conceive and formulate a new design model. And it is noted that efforts at designing and developing new products contribute to our explosive annual sales growth.3 inch aluminum flexible duct,insulated aluminum duct,aluminum flexible air duct.