How about flexible ductwork manufacturers after-sales service?
Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. is well recognized not only because of the great quality flexible duct but also due to the excellent after-sale service. Our after-sale service is strongly supported by experienced technicians. The after-sale team offers support when there are problems in use, maintenance, repair, etc.

Xuanyuan Air Conditioning Equipment is a well-known national high-tech hvac duct manufacturer in China. The flexible aluminum duct series is available in a wide range of types and specifications. Xuanyuan flexible duct has passed the following tests. It has been tested in terms of statics, dynamics, the strength of materials, vibrations, reliability, and fatigue. It has obtained certificates such as REACH. When I used this product, it doesn't produce buzzing or flickering noises and it gives me the maximum eye comfort. - One of the customers said. It can be used in both indoor and outdoor applications.

Xuanyuan Air Conditioning Equipment persists in the aluminum flexible duct service notion. Inquire online!
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