6 semi rigid duct Xuanyuan products prove to be of long lifespan, which adds increasing values for our long-term cooperative partners. They prefer to maintain solid strategic partnerships with us for a longer period. Thanks to the continuous word-of-mouth from our partners, the brand awareness has been enhanced greatly. And, we are honored to associate with more new partners who put their 100% trust on us.
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Xuanyuan 6 semi rigid duct 6 semi rigid duct is known for optimal quality. The raw materials are the foundation of the product. Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. has established a complete set of standards for selecting and testing raw materials to ensure that the product is always made of qualified materials. The well-controlled production process also contributes to improving quality. All production procedures have been implemented according to top international standards.air duct insulation,insulated hvac flex duct,hvac insulated flexible duct.