pvc flexible duct-4 inch aluminum duct Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. is an expert when it comes to the production of quality pvc flexible duct-4 inch aluminum duct. We are ISO 9001-compliant and have quality assurance systems conforming to this international standard. We maintain high levels of product quality and ensure proper management of each department such as development, procurement and production. We are also improving quality in the selection of suppliers.
Xuanyuan pvc flexible duct-4 inch aluminum duct At Xuanyuan Air Conditioning Equipment, all products, including pvc flexible duct-4 inch aluminum duct can be designed to your specifications. We also provide cost-effective, high quality, dependable and on-time delivery service. 150mm ducting,18 inch flex duct,10 inch flexible duct.