4 aluminum duct-flexible aluminum Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd., one of the most professional manufacturers of 4 aluminum duct-flexible aluminum, always sticks to the principle of quality first to win higher customer satisfaction. The product is manufactured under the quality supervision system and is required to pass the strict quality tests before shipment. Its quality is completely guaranteed. Its design is appealing, showing the brilliant and creative ideas of our designers.
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Xuanyuan 4 aluminum duct-flexible aluminum Xuanyuan has certain competitiveness in the international market. The long-term cooperated customers give our products evaluation: 'Reliability, affordability and practicality'. It is also these loyal customers that push our brands and products to the market and introduce to more potential customers. 16 inch insulated flexible duct,2 inch insulated flexible duct,insulated extractor fan ducting.