Can Xuanyuan Air Conditioning Equipment provide certificate of origin for spiral ductwork ?
If required by customers, Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. can provide certificate of origin for spiral duct . Since founded, we have successfully gained the certifications to show the validity of the product. The certificate of origin makes our products more dependable and reliable than other goods domestically and globally.
Xuanyuan Air Conditioning Equipment has been providing high performance to the market since establishment high temperature flexible duct. The semi rigid flexible duct series is available in a wide range of types and specifications. Xuanyuan semi rigid flexible duct has to go through the necessary tests. It has been tested in terms of strength, ductility impact resistance, hardness, and fracture toughness. It is suitable for HVAC jobs that require stability and resistance to weathering. This product is highly resistant to flexure. It is not prone to continuous flexing in walking or running and can remain its original shape. It can maintain its structural integrity with ease.
Acoustical flex duct is Xuanyuan Air Conditioning Equipment original service ideology, which fully shows its own superiority. Get quote!