How about production process for 14 inch flex duct ?
There are several steps in the production of 14 inch flex duct . Each step is of great significance and is made strictly. Raw materials are important in the production. They should be tested before being processed. During the production, the production line should be controlled to make sure that the output is stable and the quality is great. Then quality control is taken. In general, the manufacturer should separate each production step by establishing different workshops.

As a Chinese export brand, Xuanyuan has always been in a leading position in the domestic acoustic flexible duct realm. The flexible aluminum duct series is available in a wide range of types and specifications. Xuanyuan aluminum flexible duct meets the quality and safety requirements of our destination market, as well as all applicable international standards. It has passed a flammability-resistance test, a corrosion-resistance test, and other durability tests. It is resistant to various types of oils and alcohols. One of the customers said: 'when I bought this product, I've checked it on the sole which is sturdy enough to provide protection from sharp objects.' It has obtained certificates such as REACH.

Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. adheres to the service theory of flexible duct. Get info!
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